Home / 1,709,458,140,869.40-2,359,052,234,399.80-977,846,547,446.90

Finding the Fourth Proportional to 1,709,458,140,869.40, 2,359,052,234,399.80 and 977,846,547,446.90

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Solution

The fourth proportional to 1,709,458,140,869.40, 2,359,052,234,399.80 and 977,846,547,446.90 is: 1,349,428,235,476.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,458,140,869.40 : 2,359,052,234,399.80 = 977,846,547,446.90 : x
  2. Step 2: Convert to fraction form
    1,709,458,140,869.40/2,359,052,234,399.80 = 977,846,547,446.90/x
  3. Step 3: Cross multiply
    1,709,458,140,869.40x = 2,359,052,234,399.80 × 977,846,547,446.90
  4. Step 4: Simplify right side
    1,709,458,140,869.40x = 2,306,791,082,654,739,397,083,136
  5. Step 5: Solve for x
    x = 2,306,791,082,654,739,397,083,136/1,709,458,140,869.40
  6. Step 6: Final answer
    x = 1,349,428,235,476.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.