Home / 87,233,045.16-120,360,460.23-49,547,825.94

Finding the Fourth Proportional to 87,233,045.16, 120,360,460.23 and 49,547,825.94

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Solution

The fourth proportional to 87,233,045.16, 120,360,460.23 and 49,547,825.94 is: 68,363,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,233,045.16 : 120,360,460.23 = 49,547,825.94 : x
  2. Step 2: Convert to fraction form
    87,233,045.16/120,360,460.23 = 49,547,825.94/x
  3. Step 3: Cross multiply
    87,233,045.16x = 120,360,460.23 × 49,547,825.94
  4. Step 4: Simplify right side
    87,233,045.16x = 5,963,599,133,534,332
  5. Step 5: Solve for x
    x = 5,963,599,133,534,332/87,233,045.16
  6. Step 6: Final answer
    x = 68,363,991.22

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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.