Home / 971,303,486.80-1,456,955,230.20-661,367,095.60

Finding the Fourth Proportional to 971,303,486.80, 1,456,955,230.20 and 661,367,095.60

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Solution

The fourth proportional to 971,303,486.80, 1,456,955,230.20 and 661,367,095.60 is: 992,050,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,303,486.80 : 1,456,955,230.20 = 661,367,095.60 : x
  2. Step 2: Convert to fraction form
    971,303,486.80/1,456,955,230.20 = 661,367,095.60/x
  3. Step 3: Cross multiply
    971,303,486.80x = 1,456,955,230.20 × 661,367,095.60
  4. Step 4: Simplify right side
    971,303,486.80x = 963,582,249,016,603,520
  5. Step 5: Solve for x
    x = 963,582,249,016,603,520/971,303,486.80
  6. Step 6: Final answer
    x = 992,050,643.40

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Similar ratio
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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.