Home / 898,680,006.80-1,348,020,010.20-745,499,027.60

Finding the Fourth Proportional to 898,680,006.80, 1,348,020,010.20 and 745,499,027.60

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Solution

The fourth proportional to 898,680,006.80, 1,348,020,010.20 and 745,499,027.60 is: 1,118,248,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,680,006.80 : 1,348,020,010.20 = 745,499,027.60 : x
  2. Step 2: Convert to fraction form
    898,680,006.80/1,348,020,010.20 = 745,499,027.60/x
  3. Step 3: Cross multiply
    898,680,006.80x = 1,348,020,010.20 × 745,499,027.60
  4. Step 4: Simplify right side
    898,680,006.80x = 1,004,947,606,789,442,176
  5. Step 5: Solve for x
    x = 1,004,947,606,789,442,176/898,680,006.80
  6. Step 6: Final answer
    x = 1,118,248,541.40

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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.