Home / 98,386,315.80-147,579,473.70-53,036,683.80

Finding the Fourth Proportional to 98,386,315.80, 147,579,473.70 and 53,036,683.80

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Solution

The fourth proportional to 98,386,315.80, 147,579,473.70 and 53,036,683.80 is: 79,555,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,386,315.80 : 147,579,473.70 = 53,036,683.80 : x
  2. Step 2: Convert to fraction form
    98,386,315.80/147,579,473.70 = 53,036,683.80/x
  3. Step 3: Cross multiply
    98,386,315.80x = 147,579,473.70 × 53,036,683.80
  4. Step 4: Simplify right side
    98,386,315.80x = 7,827,125,881,997,315
  5. Step 5: Solve for x
    x = 7,827,125,881,997,315/98,386,315.80
  6. Step 6: Final answer
    x = 79,555,025.70

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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.