Home / 87,070,176,571.65-130,612,677,421.13-26,578,041,459.54

Finding the Fourth Proportional to 87,070,176,571.65, 130,612,677,421.13 and 26,578,041,459.54

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Solution

The fourth proportional to 87,070,176,571.65, 130,612,677,421.13 and 26,578,041,459.54 is: 39,869,324,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,070,176,571.65 : 130,612,677,421.13 = 26,578,041,459.54 : x
  2. Step 2: Convert to fraction form
    87,070,176,571.65/130,612,677,421.13 = 26,578,041,459.54/x
  3. Step 3: Cross multiply
    87,070,176,571.65x = 130,612,677,421.13 × 26,578,041,459.54
  4. Step 4: Simplify right side
    87,070,176,571.65x = 3,471,429,155,639,925,407,744
  5. Step 5: Solve for x
    x = 3,471,429,155,639,925,407,744/87,070,176,571.65
  6. Step 6: Final answer
    x = 39,869,324,863.30

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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.