Home / 314,380,125.71-433,834,399.28-180,440,088.20

Finding the Fourth Proportional to 314,380,125.71, 433,834,399.28 and 180,440,088.20

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Solution

The fourth proportional to 314,380,125.71, 433,834,399.28 and 180,440,088.20 is: 249,001,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,380,125.71 : 433,834,399.28 = 180,440,088.20 : x
  2. Step 2: Convert to fraction form
    314,380,125.71/433,834,399.28 = 180,440,088.20/x
  3. Step 3: Cross multiply
    314,380,125.71x = 433,834,399.28 × 180,440,088.20
  4. Step 4: Simplify right side
    314,380,125.71x = 78,281,117,269,375,008
  5. Step 5: Solve for x
    x = 78,281,117,269,375,008/314,380,125.71
  6. Step 6: Final answer
    x = 249,001,482.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.