Home / 2,153,157,707.48-3,229,736,565.54-517,382,311.64

Finding the Fourth Proportional to 2,153,157,707.48, 3,229,736,565.54 and 517,382,311.64

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Solution

The fourth proportional to 2,153,157,707.48, 3,229,736,565.54 and 517,382,311.64 is: 776,073,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,157,707.48 : 3,229,736,565.54 = 517,382,311.64 : x
  2. Step 2: Convert to fraction form
    2,153,157,707.48/3,229,736,565.54 = 517,382,311.64/x
  3. Step 3: Cross multiply
    2,153,157,707.48x = 3,229,736,565.54 × 517,382,311.64
  4. Step 4: Simplify right side
    2,153,157,707.48x = 1,671,008,570,267,319,552
  5. Step 5: Solve for x
    x = 1,671,008,570,267,319,552/2,153,157,707.48
  6. Step 6: Final answer
    x = 776,073,468.50

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Double scale
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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.