Home / 82,896,019.80-124,344,029.70-47,064,211.80

Finding the Fourth Proportional to 82,896,019.80, 124,344,029.70 and 47,064,211.80

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Solution

The fourth proportional to 82,896,019.80, 124,344,029.70 and 47,064,211.80 is: 70,596,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,896,019.80 : 124,344,029.70 = 47,064,211.80 : x
  2. Step 2: Convert to fraction form
    82,896,019.80/124,344,029.70 = 47,064,211.80/x
  3. Step 3: Cross multiply
    82,896,019.80x = 124,344,029.70 × 47,064,211.80
  4. Step 4: Simplify right side
    82,896,019.80x = 5,852,153,749,866,290
  5. Step 5: Solve for x
    x = 5,852,153,749,866,290/82,896,019.80
  6. Step 6: Final answer
    x = 70,596,317.70

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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.