Home / 58,605,499.20-87,908,248.80-40,465,646.40

Finding the Fourth Proportional to 58,605,499.20, 87,908,248.80 and 40,465,646.40

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Solution

The fourth proportional to 58,605,499.20, 87,908,248.80 and 40,465,646.40 is: 60,698,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,605,499.20 : 87,908,248.80 = 40,465,646.40 : x
  2. Step 2: Convert to fraction form
    58,605,499.20/87,908,248.80 = 40,465,646.40/x
  3. Step 3: Cross multiply
    58,605,499.20x = 87,908,248.80 × 40,465,646.40
  4. Step 4: Simplify right side
    58,605,499.20x = 3,557,264,111,584,024
  5. Step 5: Solve for x
    x = 3,557,264,111,584,024/58,605,499.20
  6. Step 6: Final answer
    x = 60,698,469.60

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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.