Home / 10,637,569,840.40-15,956,354,760.60-4,742,117,680.40

Finding the Fourth Proportional to 10,637,569,840.40, 15,956,354,760.60 and 4,742,117,680.40

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Solution

The fourth proportional to 10,637,569,840.40, 15,956,354,760.60 and 4,742,117,680.40 is: 7,113,176,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,569,840.40 : 15,956,354,760.60 = 4,742,117,680.40 : x
  2. Step 2: Convert to fraction form
    10,637,569,840.40/15,956,354,760.60 = 4,742,117,680.40/x
  3. Step 3: Cross multiply
    10,637,569,840.40x = 15,956,354,760.60 × 4,742,117,680.40
  4. Step 4: Simplify right side
    10,637,569,840.40x = 75,666,912,024,975,966,208
  5. Step 5: Solve for x
    x = 75,666,912,024,975,966,208/10,637,569,840.40
  6. Step 6: Final answer
    x = 7,113,176,520.60

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Double scale
Find fourth proportional to 10,637,569,841.40, 15,956,354,762.10 and 4,742,117,681.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.