Home / 932,045,409,487.95-1,286,036,120,929.10-520,450,558,257.70

Finding the Fourth Proportional to 932,045,409,487.95, 1,286,036,120,929.10 and 520,450,558,257.70

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Solution

The fourth proportional to 932,045,409,487.95, 1,286,036,120,929.10 and 520,450,558,257.70 is: 718,117,604,854.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,045,409,487.95 : 1,286,036,120,929.10 = 520,450,558,257.70 : x
  2. Step 2: Convert to fraction form
    932,045,409,487.95/1,286,036,120,929.10 = 520,450,558,257.70/x
  3. Step 3: Cross multiply
    932,045,409,487.95x = 1,286,036,120,929.10 × 520,450,558,257.70
  4. Step 4: Simplify right side
    932,045,409,487.95x = 669,318,217,077,117,167,861,760
  5. Step 5: Solve for x
    x = 669,318,217,077,117,167,861,760/932,045,409,487.95
  6. Step 6: Final answer
    x = 718,117,604,854.50

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Double scale
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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.