Home / 145,655,309.55-218,456,641.02-41,999,029.17

Finding the Fourth Proportional to 145,655,309.55, 218,456,641.02 and 41,999,029.17

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Solution

The fourth proportional to 145,655,309.55, 218,456,641.02 and 41,999,029.17 is: 62,990,953.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,655,309.55 : 218,456,641.02 = 41,999,029.17 : x
  2. Step 2: Convert to fraction form
    145,655,309.55/218,456,641.02 = 41,999,029.17/x
  3. Step 3: Cross multiply
    145,655,309.55x = 218,456,641.02 × 41,999,029.17
  4. Step 4: Simplify right side
    145,655,309.55x = 9,174,966,838,579,200
  5. Step 5: Solve for x
    x = 9,174,966,838,579,200/145,655,309.55
  6. Step 6: Final answer
    x = 62,990,953.55

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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.