Home / 974,311,541.40-1,461,467,312.10-767,687,280.60

Finding the Fourth Proportional to 974,311,541.40, 1,461,467,312.10 and 767,687,280.60

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Solution

The fourth proportional to 974,311,541.40, 1,461,467,312.10 and 767,687,280.60 is: 1,151,530,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,311,541.40 : 1,461,467,312.10 = 767,687,280.60 : x
  2. Step 2: Convert to fraction form
    974,311,541.40/1,461,467,312.10 = 767,687,280.60/x
  3. Step 3: Cross multiply
    974,311,541.40x = 1,461,467,312.10 × 767,687,280.60
  4. Step 4: Simplify right side
    974,311,541.40x = 1,121,949,866,511,840,384
  5. Step 5: Solve for x
    x = 1,121,949,866,511,840,384/974,311,541.40
  6. Step 6: Final answer
    x = 1,151,530,920.90

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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.