Home / 285,373,338.96-427,955,011.38-98,579,762.22

Finding the Fourth Proportional to 285,373,338.96, 427,955,011.38 and 98,579,762.22

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Solution

The fourth proportional to 285,373,338.96, 427,955,011.38 and 98,579,762.22 is: 147,833,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,373,338.96 : 427,955,011.38 = 98,579,762.22 : x
  2. Step 2: Convert to fraction form
    285,373,338.96/427,955,011.38 = 98,579,762.22/x
  3. Step 3: Cross multiply
    285,373,338.96x = 427,955,011.38 × 98,579,762.22
  4. Step 4: Simplify right side
    285,373,338.96x = 42,187,703,262,697,792
  5. Step 5: Solve for x
    x = 42,187,703,262,697,792/285,373,338.96
  6. Step 6: Final answer
    x = 147,833,373.00

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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.