Home / 105,253,741.24-157,756,625.71-42,966,155.44

Finding the Fourth Proportional to 105,253,741.24, 157,756,625.71 and 42,966,155.44

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Solution

The fourth proportional to 105,253,741.24, 157,756,625.71 and 42,966,155.44 is: 64,398,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,253,741.24 : 157,756,625.71 = 42,966,155.44 : x
  2. Step 2: Convert to fraction form
    105,253,741.24/157,756,625.71 = 42,966,155.44/x
  3. Step 3: Cross multiply
    105,253,741.24x = 157,756,625.71 × 42,966,155.44
  4. Step 4: Simplify right side
    105,253,741.24x = 6,778,195,702,035,541
  5. Step 5: Solve for x
    x = 6,778,195,702,035,541/105,253,741.24
  6. Step 6: Final answer
    x = 64,398,620.16

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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.