Home / 286,645,854,807.40-429,952,711,033.50-87,898,598,337.64

Finding the Fourth Proportional to 286,645,854,807.40, 429,952,711,033.50 and 87,898,598,337.64

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Solution

The fourth proportional to 286,645,854,807.40, 429,952,711,033.50 and 87,898,598,337.64 is: 131,842,969,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,645,854,807.40 : 429,952,711,033.50 = 87,898,598,337.64 : x
  2. Step 2: Convert to fraction form
    286,645,854,807.40/429,952,711,033.50 = 87,898,598,337.64/x
  3. Step 3: Cross multiply
    286,645,854,807.40x = 429,952,711,033.50 × 87,898,598,337.64
  4. Step 4: Simplify right side
    286,645,854,807.40x = 37,792,240,651,313,015,160,832
  5. Step 5: Solve for x
    x = 37,792,240,651,313,015,160,832/286,645,854,807.40
  6. Step 6: Final answer
    x = 131,842,969,355.71

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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.