Home / 1,342,263,688.12-1,852,381,300.16-747,548,077.10

Finding the Fourth Proportional to 1,342,263,688.12, 1,852,381,300.16 and 747,548,077.10

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Solution

The fourth proportional to 1,342,263,688.12, 1,852,381,300.16 and 747,548,077.10 is: 1,031,648,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,263,688.12 : 1,852,381,300.16 = 747,548,077.10 : x
  2. Step 2: Convert to fraction form
    1,342,263,688.12/1,852,381,300.16 = 747,548,077.10/x
  3. Step 3: Cross multiply
    1,342,263,688.12x = 1,852,381,300.16 × 747,548,077.10
  4. Step 4: Simplify right side
    1,342,263,688.12x = 1,384,744,078,990,606,080
  5. Step 5: Solve for x
    x = 1,384,744,078,990,606,080/1,342,263,688.12
  6. Step 6: Final answer
    x = 1,031,648,320.11

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Double scale
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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.