Home / 105,575,619.60-158,363,429.40-103,875,008.40

Finding the Fourth Proportional to 105,575,619.60, 158,363,429.40 and 103,875,008.40

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Solution

The fourth proportional to 105,575,619.60, 158,363,429.40 and 103,875,008.40 is: 155,812,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,575,619.60 : 158,363,429.40 = 103,875,008.40 : x
  2. Step 2: Convert to fraction form
    105,575,619.60/158,363,429.40 = 103,875,008.40/x
  3. Step 3: Cross multiply
    105,575,619.60x = 158,363,429.40 × 103,875,008.40
  4. Step 4: Simplify right side
    105,575,619.60x = 16,450,002,559,177,808
  5. Step 5: Solve for x
    x = 16,450,002,559,177,808/105,575,619.60
  6. Step 6: Final answer
    x = 155,812,512.60

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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.