Home / 1,343,912,703.16-1,854,504,827.52-749,170,879.90

Finding the Fourth Proportional to 1,343,912,703.16, 1,854,504,827.52 and 749,170,879.90

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Solution

The fourth proportional to 1,343,912,703.16, 1,854,504,827.52 and 749,170,879.90 is: 1,033,803,021.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,912,703.16 : 1,854,504,827.52 = 749,170,879.90 : x
  2. Step 2: Convert to fraction form
    1,343,912,703.16/1,854,504,827.52 = 749,170,879.90/x
  3. Step 3: Cross multiply
    1,343,912,703.16x = 1,854,504,827.52 × 749,170,879.90
  4. Step 4: Simplify right side
    1,343,912,703.16x = 1,389,341,013,411,955,968
  5. Step 5: Solve for x
    x = 1,389,341,013,411,955,968/1,343,912,703.16
  6. Step 6: Final answer
    x = 1,033,803,021.69

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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.