Home / 3,406,127,663.94-4,700,447,360.96-1,900,738,178.32

Finding the Fourth Proportional to 3,406,127,663.94, 4,700,447,360.96 and 1,900,738,178.32

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Solution

The fourth proportional to 3,406,127,663.94, 4,700,447,360.96 and 1,900,738,178.32 is: 2,623,013,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,127,663.94 : 4,700,447,360.96 = 1,900,738,178.32 : x
  2. Step 2: Convert to fraction form
    3,406,127,663.94/4,700,447,360.96 = 1,900,738,178.32/x
  3. Step 3: Cross multiply
    3,406,127,663.94x = 4,700,447,360.96 × 1,900,738,178.32
  4. Step 4: Simplify right side
    3,406,127,663.94x = 8,934,319,754,160,161,792
  5. Step 5: Solve for x
    x = 8,934,319,754,160,161,792/3,406,127,663.94
  6. Step 6: Final answer
    x = 2,623,013,766.85

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1.5x scale

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.