Home / 1,300,607,730.30-1,794,840,445.20-705,892,223.80

Finding the Fourth Proportional to 1,300,607,730.30, 1,794,840,445.20 and 705,892,223.80

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Solution

The fourth proportional to 1,300,607,730.30, 1,794,840,445.20 and 705,892,223.80 is: 974,132,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,607,730.30 : 1,794,840,445.20 = 705,892,223.80 : x
  2. Step 2: Convert to fraction form
    1,300,607,730.30/1,794,840,445.20 = 705,892,223.80/x
  3. Step 3: Cross multiply
    1,300,607,730.30x = 1,794,840,445.20 × 705,892,223.80
  4. Step 4: Simplify right side
    1,300,607,730.30x = 1,266,963,913,228,409,856
  5. Step 5: Solve for x
    x = 1,266,963,913,228,409,856/1,300,607,730.30
  6. Step 6: Final answer
    x = 974,132,233.50

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1.5x scale

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.