Home / 65,110,805,467.60-97,666,208,201.40-20,944,869,721.60

Finding the Fourth Proportional to 65,110,805,467.60, 97,666,208,201.40 and 20,944,869,721.60

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Solution

The fourth proportional to 65,110,805,467.60, 97,666,208,201.40 and 20,944,869,721.60 is: 31,417,304,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,110,805,467.60 : 97,666,208,201.40 = 20,944,869,721.60 : x
  2. Step 2: Convert to fraction form
    65,110,805,467.60/97,666,208,201.40 = 20,944,869,721.60/x
  3. Step 3: Cross multiply
    65,110,805,467.60x = 97,666,208,201.40 × 20,944,869,721.60
  4. Step 4: Simplify right side
    65,110,805,467.60x = 2,045,606,006,980,984,176,640
  5. Step 5: Solve for x
    x = 2,045,606,006,980,984,176,640/65,110,805,467.60
  6. Step 6: Final answer
    x = 31,417,304,582.40

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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.