Home / 7,915,488,897.19-11,875,243,055.95-3,664,245,177.12

Finding the Fourth Proportional to 7,915,488,897.19, 11,875,243,055.95 and 3,664,245,177.12

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Solution

The fourth proportional to 7,915,488,897.19, 11,875,243,055.95 and 3,664,245,177.12 is: 5,497,298,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915,488,897.19 : 11,875,243,055.95 = 3,664,245,177.12 : x
  2. Step 2: Convert to fraction form
    7,915,488,897.19/11,875,243,055.95 = 3,664,245,177.12/x
  3. Step 3: Cross multiply
    7,915,488,897.19x = 11,875,243,055.95 × 3,664,245,177.12
  4. Step 4: Simplify right side
    7,915,488,897.19x = 43,513,802,094,896,218,112
  5. Step 5: Solve for x
    x = 43,513,802,094,896,218,112/7,915,488,897.19
  6. Step 6: Final answer
    x = 5,497,298,102.50

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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.