Home / 745,087,493.60-1,117,631,240.40-732,994,258.40

Finding the Fourth Proportional to 745,087,493.60, 1,117,631,240.40 and 732,994,258.40

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Solution

The fourth proportional to 745,087,493.60, 1,117,631,240.40 and 732,994,258.40 is: 1,099,491,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,087,493.60 : 1,117,631,240.40 = 732,994,258.40 : x
  2. Step 2: Convert to fraction form
    745,087,493.60/1,117,631,240.40 = 732,994,258.40/x
  3. Step 3: Cross multiply
    745,087,493.60x = 1,117,631,240.40 × 732,994,258.40
  4. Step 4: Simplify right side
    745,087,493.60x = 819,217,282,221,670,144
  5. Step 5: Solve for x
    x = 819,217,282,221,670,144/745,087,493.60
  6. Step 6: Final answer
    x = 1,099,491,387.60

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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.