Home / 993,711,904.59-1,371,318,284.45-547,674,203.32

Finding the Fourth Proportional to 993,711,904.59, 1,371,318,284.45 and 547,674,203.32

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Solution

The fourth proportional to 993,711,904.59, 1,371,318,284.45 and 547,674,203.32 is: 755,788,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,711,904.59 : 1,371,318,284.45 = 547,674,203.32 : x
  2. Step 2: Convert to fraction form
    993,711,904.59/1,371,318,284.45 = 547,674,203.32/x
  3. Step 3: Cross multiply
    993,711,904.59x = 1,371,318,284.45 × 547,674,203.32
  4. Step 4: Simplify right side
    993,711,904.59x = 751,035,648,932,243,840
  5. Step 5: Solve for x
    x = 751,035,648,932,243,840/993,711,904.59
  6. Step 6: Final answer
    x = 755,788,116.72

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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.