Home / 145,547,101.80-218,320,652.70-59,347,371.60

Finding the Fourth Proportional to 145,547,101.80, 218,320,652.70 and 59,347,371.60

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Solution

The fourth proportional to 145,547,101.80, 218,320,652.70 and 59,347,371.60 is: 89,021,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,547,101.80 : 218,320,652.70 = 59,347,371.60 : x
  2. Step 2: Convert to fraction form
    145,547,101.80/218,320,652.70 = 59,347,371.60/x
  3. Step 3: Cross multiply
    145,547,101.80x = 218,320,652.70 × 59,347,371.60
  4. Step 4: Simplify right side
    145,547,101.80x = 12,956,756,903,741,442
  5. Step 5: Solve for x
    x = 12,956,756,903,741,442/145,547,101.80
  6. Step 6: Final answer
    x = 89,021,057.40

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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.