Home / 971,032,670.60-1,456,549,005.90-858,792,331.40

Finding the Fourth Proportional to 971,032,670.60, 1,456,549,005.90 and 858,792,331.40

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Solution

The fourth proportional to 971,032,670.60, 1,456,549,005.90 and 858,792,331.40 is: 1,288,188,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,032,670.60 : 1,456,549,005.90 = 858,792,331.40 : x
  2. Step 2: Convert to fraction form
    971,032,670.60/1,456,549,005.90 = 858,792,331.40/x
  3. Step 3: Cross multiply
    971,032,670.60x = 1,456,549,005.90 × 858,792,331.40
  4. Step 4: Simplify right side
    971,032,670.60x = 1,250,873,116,575,213,312
  5. Step 5: Solve for x
    x = 1,250,873,116,575,213,312/971,032,670.60
  6. Step 6: Final answer
    x = 1,288,188,497.10

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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.