Home / 145,655,154.15-218,482,731.23-59,346,511.35

Finding the Fourth Proportional to 145,655,154.15, 218,482,731.23 and 59,346,511.35

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Solution

The fourth proportional to 145,655,154.15, 218,482,731.23 and 59,346,511.35 is: 89,019,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,655,154.15 : 218,482,731.23 = 59,346,511.35 : x
  2. Step 2: Convert to fraction form
    145,655,154.15/218,482,731.23 = 59,346,511.35/x
  3. Step 3: Cross multiply
    145,655,154.15x = 218,482,731.23 × 59,346,511.35
  4. Step 4: Simplify right side
    145,655,154.15x = 12,966,187,888,720,194
  5. Step 5: Solve for x
    x = 12,966,187,888,720,194/145,655,154.15
  6. Step 6: Final answer
    x = 89,019,767.03

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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.