Home / 130,005,417.40-195,008,126.10-43,715,145.40

Finding the Fourth Proportional to 130,005,417.40, 195,008,126.10 and 43,715,145.40

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Solution

The fourth proportional to 130,005,417.40, 195,008,126.10 and 43,715,145.40 is: 65,572,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,005,417.40 : 195,008,126.10 = 43,715,145.40 : x
  2. Step 2: Convert to fraction form
    130,005,417.40/195,008,126.10 = 43,715,145.40/x
  3. Step 3: Cross multiply
    130,005,417.40x = 195,008,126.10 × 43,715,145.40
  4. Step 4: Simplify right side
    130,005,417.40x = 8,524,808,586,643,034
  5. Step 5: Solve for x
    x = 8,524,808,586,643,034/130,005,417.40
  6. Step 6: Final answer
    x = 65,572,718.10

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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.