Home / 882,290,461.60-1,323,485,458.80-268,894,698.40

Finding the Fourth Proportional to 882,290,461.60, 1,323,485,458.80 and 268,894,698.40

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Solution

The fourth proportional to 882,290,461.60, 1,323,485,458.80 and 268,894,698.40 is: 403,357,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,290,461.60 : 1,323,485,458.80 = 268,894,698.40 : x
  2. Step 2: Convert to fraction form
    882,290,461.60/1,323,485,458.80 = 268,894,698.40/x
  3. Step 3: Cross multiply
    882,290,461.60x = 1,323,485,458.80 × 268,894,698.40
  4. Step 4: Simplify right side
    882,290,461.60x = 355,878,223,280,811,584
  5. Step 5: Solve for x
    x = 355,878,223,280,811,584/882,290,461.60
  6. Step 6: Final answer
    x = 403,357,214.85

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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.