Home / 403,169,907.80-604,866,836.10-173,249,139.80

Finding the Fourth Proportional to 403,169,907.80, 604,866,836.10 and 173,249,139.80

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Solution

The fourth proportional to 403,169,907.80, 604,866,836.10 and 173,249,139.80 is: 259,921,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,169,907.80 : 604,866,836.10 = 173,249,139.80 : x
  2. Step 2: Convert to fraction form
    403,169,907.80/604,866,836.10 = 173,249,139.80/x
  3. Step 3: Cross multiply
    403,169,907.80x = 604,866,836.10 × 173,249,139.80
  4. Step 4: Simplify right side
    403,169,907.80x = 104,792,659,047,872,592
  5. Step 5: Solve for x
    x = 104,792,659,047,872,592/403,169,907.80
  6. Step 6: Final answer
    x = 259,921,827.05

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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.