Home / 1,826,567,831.55-2,520,663,607.70-991,192,402.15

Finding the Fourth Proportional to 1,826,567,831.55, 2,520,663,607.70 and 991,192,402.15

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Solution

The fourth proportional to 1,826,567,831.55, 2,520,663,607.70 and 991,192,402.15 is: 1,367,845,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,567,831.55 : 2,520,663,607.70 = 991,192,402.15 : x
  2. Step 2: Convert to fraction form
    1,826,567,831.55/2,520,663,607.70 = 991,192,402.15/x
  3. Step 3: Cross multiply
    1,826,567,831.55x = 2,520,663,607.70 × 991,192,402.15
  4. Step 4: Simplify right side
    1,826,567,831.55x = 2,498,462,616,320,757,248
  5. Step 5: Solve for x
    x = 2,498,462,616,320,757,248/1,826,567,831.55
  6. Step 6: Final answer
    x = 1,367,845,515.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.