Home / 77,689,643.10-116,548,461.45-32,256,030.30

Finding the Fourth Proportional to 77,689,643.10, 116,548,461.45 and 32,256,030.30

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Solution

The fourth proportional to 77,689,643.10, 116,548,461.45 and 32,256,030.30 is: 48,389,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,689,643.10 : 116,548,461.45 = 32,256,030.30 : x
  2. Step 2: Convert to fraction form
    77,689,643.10/116,548,461.45 = 32,256,030.30/x
  3. Step 3: Cross multiply
    77,689,643.10x = 116,548,461.45 × 32,256,030.30
  4. Step 4: Simplify right side
    77,689,643.10x = 3,759,390,703,949,582
  5. Step 5: Solve for x
    x = 3,759,390,703,949,582/77,689,643.10
  6. Step 6: Final answer
    x = 48,389,856.79

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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.