Home / 73,070,326,872.10-109,615,693,975.35-31,146,859,569.70

Finding the Fourth Proportional to 73,070,326,872.10, 109,615,693,975.35 and 31,146,859,569.70

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Solution

The fourth proportional to 73,070,326,872.10, 109,615,693,975.35 and 31,146,859,569.70 is: 46,724,638,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,070,326,872.10 : 109,615,693,975.35 = 31,146,859,569.70 : x
  2. Step 2: Convert to fraction form
    73,070,326,872.10/109,615,693,975.35 = 31,146,859,569.70/x
  3. Step 3: Cross multiply
    73,070,326,872.10x = 109,615,693,975.35 × 31,146,859,569.70
  4. Step 4: Simplify right side
    73,070,326,872.10x = 3,414,184,626,885,437,161,472
  5. Step 5: Solve for x
    x = 3,414,184,626,885,437,161,472/73,070,326,872.10
  6. Step 6: Final answer
    x = 46,724,638,756.05

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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.