Home / 709,928,613.48-1,069,738,705.95-583,371,253.72

Finding the Fourth Proportional to 709,928,613.48, 1,069,738,705.95 and 583,371,253.72

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Solution

The fourth proportional to 709,928,613.48, 1,069,738,705.95 and 583,371,253.72 is: 879,038,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,928,613.48 : 1,069,738,705.95 = 583,371,253.72 : x
  2. Step 2: Convert to fraction form
    709,928,613.48/1,069,738,705.95 = 583,371,253.72/x
  3. Step 3: Cross multiply
    709,928,613.48x = 1,069,738,705.95 × 583,371,253.72
  4. Step 4: Simplify right side
    709,928,613.48x = 624,054,810,042,861,952
  5. Step 5: Solve for x
    x = 624,054,810,042,861,952/709,928,613.48
  6. Step 6: Final answer
    x = 879,038,819.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.