Home / 98,280,020.10-147,420,030.15-97,004,561.70

Finding the Fourth Proportional to 98,280,020.10, 147,420,030.15 and 97,004,561.70

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Solution

The fourth proportional to 98,280,020.10, 147,420,030.15 and 97,004,561.70 is: 145,506,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,280,020.10 : 147,420,030.15 = 97,004,561.70 : x
  2. Step 2: Convert to fraction form
    98,280,020.10/147,420,030.15 = 97,004,561.70/x
  3. Step 3: Cross multiply
    98,280,020.10x = 147,420,030.15 × 97,004,561.70
  4. Step 4: Simplify right side
    98,280,020.10x = 14,300,415,410,501,536
  5. Step 5: Solve for x
    x = 14,300,415,410,501,536/98,280,020.10
  6. Step 6: Final answer
    x = 145,506,842.55

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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.