Home / 1,033,146,822.10-1,549,720,233.15-420,170,962.90

Finding the Fourth Proportional to 1,033,146,822.10, 1,549,720,233.15 and 420,170,962.90

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Solution

The fourth proportional to 1,033,146,822.10, 1,549,720,233.15 and 420,170,962.90 is: 630,256,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,146,822.10 : 1,549,720,233.15 = 420,170,962.90 : x
  2. Step 2: Convert to fraction form
    1,033,146,822.10/1,549,720,233.15 = 420,170,962.90/x
  3. Step 3: Cross multiply
    1,033,146,822.10x = 1,549,720,233.15 × 420,170,962.90
  4. Step 4: Simplify right side
    1,033,146,822.10x = 651,147,442,588,248,064
  5. Step 5: Solve for x
    x = 651,147,442,588,248,064/1,033,146,822.10
  6. Step 6: Final answer
    x = 630,256,444.35

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1.5x scale

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.