Home / 971,032,671.60-1,456,549,007.40-858,792,332.40

Finding the Fourth Proportional to 971,032,671.60, 1,456,549,007.40 and 858,792,332.40

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Solution

The fourth proportional to 971,032,671.60, 1,456,549,007.40 and 858,792,332.40 is: 1,288,188,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,032,671.60 : 1,456,549,007.40 = 858,792,332.40 : x
  2. Step 2: Convert to fraction form
    971,032,671.60/1,456,549,007.40 = 858,792,332.40/x
  3. Step 3: Cross multiply
    971,032,671.60x = 1,456,549,007.40 × 858,792,332.40
  4. Step 4: Simplify right side
    971,032,671.60x = 1,250,873,119,319,950,848
  5. Step 5: Solve for x
    x = 1,250,873,119,319,950,848/971,032,671.60
  6. Step 6: Final answer
    x = 1,288,188,498.60

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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.