Home / 1,063,127,145.80-1,594,690,718.70-286,771,305.80

Finding the Fourth Proportional to 1,063,127,145.80, 1,594,690,718.70 and 286,771,305.80

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Solution

The fourth proportional to 1,063,127,145.80, 1,594,690,718.70 and 286,771,305.80 is: 430,156,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,127,145.80 : 1,594,690,718.70 = 286,771,305.80 : x
  2. Step 2: Convert to fraction form
    1,063,127,145.80/1,594,690,718.70 = 286,771,305.80/x
  3. Step 3: Cross multiply
    1,063,127,145.80x = 1,594,690,718.70 × 286,771,305.80
  4. Step 4: Simplify right side
    1,063,127,145.80x = 457,311,539,748,739,520
  5. Step 5: Solve for x
    x = 457,311,539,748,739,520/1,063,127,145.80
  6. Step 6: Final answer
    x = 430,156,958.70

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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.