Home / 7,648,692,100.20-11,473,038,150.30-4,541,675,437.80

Finding the Fourth Proportional to 7,648,692,100.20, 11,473,038,150.30 and 4,541,675,437.80

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Solution

The fourth proportional to 7,648,692,100.20, 11,473,038,150.30 and 4,541,675,437.80 is: 6,812,513,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,692,100.20 : 11,473,038,150.30 = 4,541,675,437.80 : x
  2. Step 2: Convert to fraction form
    7,648,692,100.20/11,473,038,150.30 = 4,541,675,437.80/x
  3. Step 3: Cross multiply
    7,648,692,100.20x = 11,473,038,150.30 × 4,541,675,437.80
  4. Step 4: Simplify right side
    7,648,692,100.20x = 52,106,815,564,159,852,544
  5. Step 5: Solve for x
    x = 52,106,815,564,159,852,544/7,648,692,100.20
  6. Step 6: Final answer
    x = 6,812,513,156.70

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Double scale
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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.