Home / 103,340,570.40-155,010,855.60-92,818,038.60

Finding the Fourth Proportional to 103,340,570.40, 155,010,855.60 and 92,818,038.60

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Solution

The fourth proportional to 103,340,570.40, 155,010,855.60 and 92,818,038.60 is: 139,227,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,340,570.40 : 155,010,855.60 = 92,818,038.60 : x
  2. Step 2: Convert to fraction form
    103,340,570.40/155,010,855.60 = 92,818,038.60/x
  3. Step 3: Cross multiply
    103,340,570.40x = 155,010,855.60 × 92,818,038.60
  4. Step 4: Simplify right side
    103,340,570.40x = 14,387,803,578,499,824
  5. Step 5: Solve for x
    x = 14,387,803,578,499,824/103,340,570.40
  6. Step 6: Final answer
    x = 139,227,057.90

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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.