Home / 229,485,668.20-316,680,981.95-125,061,497.51

Finding the Fourth Proportional to 229,485,668.20, 316,680,981.95 and 125,061,497.51

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Solution

The fourth proportional to 229,485,668.20, 316,680,981.95 and 125,061,497.51 is: 172,579,831.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,485,668.20 : 316,680,981.95 = 125,061,497.51 : x
  2. Step 2: Convert to fraction form
    229,485,668.20/316,680,981.95 = 125,061,497.51/x
  3. Step 3: Cross multiply
    229,485,668.20x = 316,680,981.95 × 125,061,497.51
  4. Step 4: Simplify right side
    229,485,668.20x = 39,604,597,834,333,528
  5. Step 5: Solve for x
    x = 39,604,597,834,333,528/229,485,668.20
  6. Step 6: Final answer
    x = 172,579,831.00

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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.