Home / 357,034,139.82-535,306,718.13-181,818,005.26

Finding the Fourth Proportional to 357,034,139.82, 535,306,718.13 and 181,818,005.26

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Solution

The fourth proportional to 357,034,139.82, 535,306,718.13 and 181,818,005.26 is: 272,602,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,034,139.82 : 535,306,718.13 = 181,818,005.26 : x
  2. Step 2: Convert to fraction form
    357,034,139.82/535,306,718.13 = 181,818,005.26/x
  3. Step 3: Cross multiply
    357,034,139.82x = 535,306,718.13 × 181,818,005.26
  4. Step 4: Simplify right side
    357,034,139.82x = 97,328,399,692,673,664
  5. Step 5: Solve for x
    x = 97,328,399,692,673,664/357,034,139.82
  6. Step 6: Final answer
    x = 272,602,501.66

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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.