Home / 864,440,570-1,192,927,733.90-467,963,265.40

Finding the Fourth Proportional to 864,440,570, 1,192,927,733.90 and 467,963,265.40

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Solution

The fourth proportional to 864,440,570, 1,192,927,733.90 and 467,963,265.40 is: 645,789,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,440,570 : 1,192,927,733.90 = 467,963,265.40 : x
  2. Step 2: Convert to fraction form
    864,440,570/1,192,927,733.90 = 467,963,265.40/x
  3. Step 3: Cross multiply
    864,440,570x = 1,192,927,733.90 × 467,963,265.40
  4. Step 4: Simplify right side
    864,440,570x = 558,246,357,742,066,304
  5. Step 5: Solve for x
    x = 558,246,357,742,066,304/864,440,570
  6. Step 6: Final answer
    x = 645,789,169.45

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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.