Home / 207,931,746.60-311,897,619.90-54,593,303.40

Finding the Fourth Proportional to 207,931,746.60, 311,897,619.90 and 54,593,303.40

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Solution

The fourth proportional to 207,931,746.60, 311,897,619.90 and 54,593,303.40 is: 81,889,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,931,746.60 : 311,897,619.90 = 54,593,303.40 : x
  2. Step 2: Convert to fraction form
    207,931,746.60/311,897,619.90 = 54,593,303.40/x
  3. Step 3: Cross multiply
    207,931,746.60x = 311,897,619.90 × 54,593,303.40
  4. Step 4: Simplify right side
    207,931,746.60x = 17,027,521,392,938,576
  5. Step 5: Solve for x
    x = 17,027,521,392,938,576/207,931,746.60
  6. Step 6: Final answer
    x = 81,889,955.10

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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.