Home / 7,962,688,031.60-11,944,032,047.40-2,442,798,009.20

Finding the Fourth Proportional to 7,962,688,031.60, 11,944,032,047.40 and 2,442,798,009.20

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Solution

The fourth proportional to 7,962,688,031.60, 11,944,032,047.40 and 2,442,798,009.20 is: 3,664,197,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962,688,031.60 : 11,944,032,047.40 = 2,442,798,009.20 : x
  2. Step 2: Convert to fraction form
    7,962,688,031.60/11,944,032,047.40 = 2,442,798,009.20/x
  3. Step 3: Cross multiply
    7,962,688,031.60x = 11,944,032,047.40 × 2,442,798,009.20
  4. Step 4: Simplify right side
    7,962,688,031.60x = 29,176,857,707,209,715,712
  5. Step 5: Solve for x
    x = 29,176,857,707,209,715,712/7,962,688,031.60
  6. Step 6: Final answer
    x = 3,664,197,013.80

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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.