Home / 20,947,897,726.40-31,437,152,090.40-14,749,169,902.40

Finding the Fourth Proportional to 20,947,897,726.40, 31,437,152,090.40 and 14,749,169,902.40

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Solution

The fourth proportional to 20,947,897,726.40, 31,437,152,090.40 and 14,749,169,902.40 is: 22,134,531,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,947,897,726.40 : 31,437,152,090.40 = 14,749,169,902.40 : x
  2. Step 2: Convert to fraction form
    20,947,897,726.40/31,437,152,090.40 = 14,749,169,902.40/x
  3. Step 3: Cross multiply
    20,947,897,726.40x = 31,437,152,090.40 × 14,749,169,902.40
  4. Step 4: Simplify right side
    20,947,897,726.40x = 463,671,897,428,898,938,880
  5. Step 5: Solve for x
    x = 463,671,897,428,898,938,880/20,947,897,726.40
  6. Step 6: Final answer
    x = 22,134,531,277.79

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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.