Home / 112,101,135.60-168,151,703.40-60,445,070.40

Finding the Fourth Proportional to 112,101,135.60, 168,151,703.40 and 60,445,070.40

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Solution

The fourth proportional to 112,101,135.60, 168,151,703.40 and 60,445,070.40 is: 90,667,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101,135.60 : 168,151,703.40 = 60,445,070.40 : x
  2. Step 2: Convert to fraction form
    112,101,135.60/168,151,703.40 = 60,445,070.40/x
  3. Step 3: Cross multiply
    112,101,135.60x = 168,151,703.40 × 60,445,070.40
  4. Step 4: Simplify right side
    112,101,135.60x = 10,163,941,549,892,920
  5. Step 5: Solve for x
    x = 10,163,941,549,892,920/112,101,135.60
  6. Step 6: Final answer
    x = 90,667,605.60

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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.