Home / 300,488,032.80-450,762,492.24-103,725,800.64

Finding the Fourth Proportional to 300,488,032.80, 450,762,492.24 and 103,725,800.64

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Solution

The fourth proportional to 300,488,032.80, 450,762,492.24 and 103,725,800.64 is: 155,599,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,488,032.80 : 450,762,492.24 = 103,725,800.64 : x
  2. Step 2: Convert to fraction form
    300,488,032.80/450,762,492.24 = 103,725,800.64/x
  3. Step 3: Cross multiply
    300,488,032.80x = 450,762,492.24 × 103,725,800.64
  4. Step 4: Simplify right side
    300,488,032.80x = 46,755,700,406,075,792
  5. Step 5: Solve for x
    x = 46,755,700,406,075,792/300,488,032.80
  6. Step 6: Final answer
    x = 155,599,209.63

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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.