Home / 770,311,518.52-1,156,214,460.04-371,750,570.50

Finding the Fourth Proportional to 770,311,518.52, 1,156,214,460.04 and 371,750,570.50

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Solution

The fourth proportional to 770,311,518.52, 1,156,214,460.04 and 371,750,570.50 is: 557,986,444.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,311,518.52 : 1,156,214,460.04 = 371,750,570.50 : x
  2. Step 2: Convert to fraction form
    770,311,518.52/1,156,214,460.04 = 371,750,570.50/x
  3. Step 3: Cross multiply
    770,311,518.52x = 1,156,214,460.04 × 371,750,570.50
  4. Step 4: Simplify right side
    770,311,518.52x = 429,823,385,136,399,488
  5. Step 5: Solve for x
    x = 429,823,385,136,399,488/770,311,518.52
  6. Step 6: Final answer
    x = 557,986,444.19

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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.