Home / 67,272,025.80-100,908,038.70-65,996,567.40

Finding the Fourth Proportional to 67,272,025.80, 100,908,038.70 and 65,996,567.40

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Solution

The fourth proportional to 67,272,025.80, 100,908,038.70 and 65,996,567.40 is: 98,994,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,272,025.80 : 100,908,038.70 = 65,996,567.40 : x
  2. Step 2: Convert to fraction form
    67,272,025.80/100,908,038.70 = 65,996,567.40/x
  3. Step 3: Cross multiply
    67,272,025.80x = 100,908,038.70 × 65,996,567.40
  4. Step 4: Simplify right side
    67,272,025.80x = 6,659,584,177,266,358
  5. Step 5: Solve for x
    x = 6,659,584,177,266,358/67,272,025.80
  6. Step 6: Final answer
    x = 98,994,851.10

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1.5x scale

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.