Home / 105,713,897.40-158,523,606.90-40,996,193.40

Finding the Fourth Proportional to 105,713,897.40, 158,523,606.90 and 40,996,193.40

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Solution

The fourth proportional to 105,713,897.40, 158,523,606.90 and 40,996,193.40 is: 61,475,970.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,713,897.40 : 158,523,606.90 = 40,996,193.40 : x
  2. Step 2: Convert to fraction form
    105,713,897.40/158,523,606.90 = 40,996,193.40/x
  3. Step 3: Cross multiply
    105,713,897.40x = 158,523,606.90 × 40,996,193.40
  4. Step 4: Simplify right side
    105,713,897.40x = 6,498,864,446,937,974
  5. Step 5: Solve for x
    x = 6,498,864,446,937,974/105,713,897.40
  6. Step 6: Final answer
    x = 61,475,970.58

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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.