Home / 564,712,191.06-779,321,726.73-313,827,158.58

Finding the Fourth Proportional to 564,712,191.06, 779,321,726.73 and 313,827,158.58

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Solution

The fourth proportional to 564,712,191.06, 779,321,726.73 and 313,827,158.58 is: 433,091,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,712,191.06 : 779,321,726.73 = 313,827,158.58 : x
  2. Step 2: Convert to fraction form
    564,712,191.06/779,321,726.73 = 313,827,158.58/x
  3. Step 3: Cross multiply
    564,712,191.06x = 779,321,726.73 × 313,827,158.58
  4. Step 4: Simplify right side
    564,712,191.06x = 244,572,323,119,335,136
  5. Step 5: Solve for x
    x = 244,572,323,119,335,136/564,712,191.06
  6. Step 6: Final answer
    x = 433,091,983.83

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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.