Home / 145,655,153.15-218,482,729.73-59,346,510.35

Finding the Fourth Proportional to 145,655,153.15, 218,482,729.73 and 59,346,510.35

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Solution

The fourth proportional to 145,655,153.15, 218,482,729.73 and 59,346,510.35 is: 89,019,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,655,153.15 : 218,482,729.73 = 59,346,510.35 : x
  2. Step 2: Convert to fraction form
    145,655,153.15/218,482,729.73 = 59,346,510.35/x
  3. Step 3: Cross multiply
    145,655,153.15x = 218,482,729.73 × 59,346,510.35
  4. Step 4: Simplify right side
    145,655,153.15x = 12,966,187,581,217,698
  5. Step 5: Solve for x
    x = 12,966,187,581,217,698/145,655,153.15
  6. Step 6: Final answer
    x = 89,019,765.53

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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.