Home / 1,119,747,695.40-1,679,621,543.10-1,010,908,578.60

Finding the Fourth Proportional to 1,119,747,695.40, 1,679,621,543.10 and 1,010,908,578.60

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Solution

The fourth proportional to 1,119,747,695.40, 1,679,621,543.10 and 1,010,908,578.60 is: 1,516,362,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,747,695.40 : 1,679,621,543.10 = 1,010,908,578.60 : x
  2. Step 2: Convert to fraction form
    1,119,747,695.40/1,679,621,543.10 = 1,010,908,578.60/x
  3. Step 3: Cross multiply
    1,119,747,695.40x = 1,679,621,543.10 × 1,010,908,578.60
  4. Step 4: Simplify right side
    1,119,747,695.40x = 1,697,943,826,721,159,680
  5. Step 5: Solve for x
    x = 1,697,943,826,721,159,680/1,119,747,695.40
  6. Step 6: Final answer
    x = 1,516,362,867.90

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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.