Home / 352,358,648.19-528,636,927.67-103,369,780.76

Finding the Fourth Proportional to 352,358,648.19, 528,636,927.67 and 103,369,780.76

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Solution

The fourth proportional to 352,358,648.19, 528,636,927.67 and 103,369,780.76 is: 155,083,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,358,648.19 : 528,636,927.67 = 103,369,780.76 : x
  2. Step 2: Convert to fraction form
    352,358,648.19/528,636,927.67 = 103,369,780.76/x
  3. Step 3: Cross multiply
    352,358,648.19x = 528,636,927.67 × 103,369,780.76
  4. Step 4: Simplify right side
    352,358,648.19x = 54,645,083,311,986,264
  5. Step 5: Solve for x
    x = 54,645,083,311,986,264/352,358,648.19
  6. Step 6: Final answer
    x = 155,083,701.20

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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.