Home / 898,680,004.80-1,348,020,007.20-745,499,025.60

Finding the Fourth Proportional to 898,680,004.80, 1,348,020,007.20 and 745,499,025.60

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Solution

The fourth proportional to 898,680,004.80, 1,348,020,007.20 and 745,499,025.60 is: 1,118,248,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,680,004.80 : 1,348,020,007.20 = 745,499,025.60 : x
  2. Step 2: Convert to fraction form
    898,680,004.80/1,348,020,007.20 = 745,499,025.60/x
  3. Step 3: Cross multiply
    898,680,004.80x = 1,348,020,007.20 × 745,499,025.60
  4. Step 4: Simplify right side
    898,680,004.80x = 1,004,947,601,856,905,088
  5. Step 5: Solve for x
    x = 1,004,947,601,856,905,088/898,680,004.80
  6. Step 6: Final answer
    x = 1,118,248,538.40

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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.