Home / 145,655,156.40-218,482,734.60-59,346,513.60

Finding the Fourth Proportional to 145,655,156.40, 218,482,734.60 and 59,346,513.60

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Solution

The fourth proportional to 145,655,156.40, 218,482,734.60 and 59,346,513.60 is: 89,019,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,655,156.40 : 218,482,734.60 = 59,346,513.60 : x
  2. Step 2: Convert to fraction form
    145,655,156.40/218,482,734.60 = 59,346,513.60/x
  3. Step 3: Cross multiply
    145,655,156.40x = 218,482,734.60 × 59,346,513.60
  4. Step 4: Simplify right side
    145,655,156.40x = 12,966,188,580,304,090
  5. Step 5: Solve for x
    x = 12,966,188,580,304,090/145,655,156.40
  6. Step 6: Final answer
    x = 89,019,770.40

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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.