Home / 103,257,041.80-154,885,562.70-57,340,539.40

Finding the Fourth Proportional to 103,257,041.80, 154,885,562.70 and 57,340,539.40

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Solution

The fourth proportional to 103,257,041.80, 154,885,562.70 and 57,340,539.40 is: 86,010,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,257,041.80 : 154,885,562.70 = 57,340,539.40 : x
  2. Step 2: Convert to fraction form
    103,257,041.80/154,885,562.70 = 57,340,539.40/x
  3. Step 3: Cross multiply
    103,257,041.80x = 154,885,562.70 × 57,340,539.40
  4. Step 4: Simplify right side
    103,257,041.80x = 8,881,221,710,490,519
  5. Step 5: Solve for x
    x = 8,881,221,710,490,519/103,257,041.80
  6. Step 6: Final answer
    x = 86,010,809.10

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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.