Home / 314,944,139.80-472,416,209.70-176,627,762.20

Finding the Fourth Proportional to 314,944,139.80, 472,416,209.70 and 176,627,762.20

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Solution

The fourth proportional to 314,944,139.80, 472,416,209.70 and 176,627,762.20 is: 264,941,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,944,139.80 : 472,416,209.70 = 176,627,762.20 : x
  2. Step 2: Convert to fraction form
    314,944,139.80/472,416,209.70 = 176,627,762.20/x
  3. Step 3: Cross multiply
    314,944,139.80x = 472,416,209.70 × 176,627,762.20
  4. Step 4: Simplify right side
    314,944,139.80x = 83,441,817,946,316,928
  5. Step 5: Solve for x
    x = 83,441,817,946,316,928/314,944,139.80
  6. Step 6: Final answer
    x = 264,941,643.30

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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.