Home / 450,482,526.02-621,881,454.76-300,025,565.82

Finding the Fourth Proportional to 450,482,526.02, 621,881,454.76 and 300,025,565.82

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Solution

The fourth proportional to 450,482,526.02, 621,881,454.76 and 300,025,565.82 is: 414,178,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,482,526.02 : 621,881,454.76 = 300,025,565.82 : x
  2. Step 2: Convert to fraction form
    450,482,526.02/621,881,454.76 = 300,025,565.82/x
  3. Step 3: Cross multiply
    450,482,526.02x = 621,881,454.76 × 300,025,565.82
  4. Step 4: Simplify right side
    450,482,526.02x = 186,580,335,337,333,728
  5. Step 5: Solve for x
    x = 186,580,335,337,333,728/450,482,526.02
  6. Step 6: Final answer
    x = 414,178,851.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.