Home / 1,069,709,568.90-1,604,564,353.35-977,876,564.10

Finding the Fourth Proportional to 1,069,709,568.90, 1,604,564,353.35 and 977,876,564.10

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Solution

The fourth proportional to 1,069,709,568.90, 1,604,564,353.35 and 977,876,564.10 is: 1,466,814,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,709,568.90 : 1,604,564,353.35 = 977,876,564.10 : x
  2. Step 2: Convert to fraction form
    1,069,709,568.90/1,604,564,353.35 = 977,876,564.10/x
  3. Step 3: Cross multiply
    1,069,709,568.90x = 1,604,564,353.35 × 977,876,564.10
  4. Step 4: Simplify right side
    1,069,709,568.90x = 1,569,065,876,731,236,352
  5. Step 5: Solve for x
    x = 1,569,065,876,731,236,352/1,069,709,568.90
  6. Step 6: Final answer
    x = 1,466,814,846.15

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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.