Home / 1,493,376,103.40-2,240,064,155.10-977,398,068.20

Finding the Fourth Proportional to 1,493,376,103.40, 2,240,064,155.10 and 977,398,068.20

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Solution

The fourth proportional to 1,493,376,103.40, 2,240,064,155.10 and 977,398,068.20 is: 1,466,097,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,376,103.40 : 2,240,064,155.10 = 977,398,068.20 : x
  2. Step 2: Convert to fraction form
    1,493,376,103.40/2,240,064,155.10 = 977,398,068.20/x
  3. Step 3: Cross multiply
    1,493,376,103.40x = 2,240,064,155.10 × 977,398,068.20
  4. Step 4: Simplify right side
    1,493,376,103.40x = 2,189,434,377,838,805,248
  5. Step 5: Solve for x
    x = 2,189,434,377,838,805,248/1,493,376,103.40
  6. Step 6: Final answer
    x = 1,466,097,102.30

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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.