Home / 777,014,723.40-1,165,495,128.30-194,754,064.20

Finding the Fourth Proportional to 777,014,723.40, 1,165,495,128.30 and 194,754,064.20

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Solution

The fourth proportional to 777,014,723.40, 1,165,495,128.30 and 194,754,064.20 is: 292,124,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,014,723.40 : 1,165,495,128.30 = 194,754,064.20 : x
  2. Step 2: Convert to fraction form
    777,014,723.40/1,165,495,128.30 = 194,754,064.20/x
  3. Step 3: Cross multiply
    777,014,723.40x = 1,165,495,128.30 × 194,754,064.20
  4. Step 4: Simplify right side
    777,014,723.40x = 226,984,913,041,725,408
  5. Step 5: Solve for x
    x = 226,984,913,041,725,408/777,014,723.40
  6. Step 6: Final answer
    x = 292,124,339.74

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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.