Home / 268,014,646.20-402,021,969.30-176,181,641.40

Finding the Fourth Proportional to 268,014,646.20, 402,021,969.30 and 176,181,641.40

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Solution

The fourth proportional to 268,014,646.20, 402,021,969.30 and 176,181,641.40 is: 264,272,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,014,646.20 : 402,021,969.30 = 176,181,641.40 : x
  2. Step 2: Convert to fraction form
    268,014,646.20/402,021,969.30 = 176,181,641.40/x
  3. Step 3: Cross multiply
    268,014,646.20x = 402,021,969.30 × 176,181,641.40
  4. Step 4: Simplify right side
    268,014,646.20x = 70,828,890,430,134,416
  5. Step 5: Solve for x
    x = 70,828,890,430,134,416/268,014,646.20
  6. Step 6: Final answer
    x = 264,272,462.10

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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.