Home / 140,254,702.88-210,382,055.10-38,018,740.04

Finding the Fourth Proportional to 140,254,702.88, 210,382,055.10 and 38,018,740.04

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Solution

The fourth proportional to 140,254,702.88, 210,382,055.10 and 38,018,740.04 is: 57,028,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,254,702.88 : 210,382,055.10 = 38,018,740.04 : x
  2. Step 2: Convert to fraction form
    140,254,702.88/210,382,055.10 = 38,018,740.04/x
  3. Step 3: Cross multiply
    140,254,702.88x = 210,382,055.10 × 38,018,740.04
  4. Step 4: Simplify right side
    140,254,702.88x = 7,998,460,661,927,856
  5. Step 5: Solve for x
    x = 7,998,460,661,927,856/140,254,702.88
  6. Step 6: Final answer
    x = 57,028,110.27

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1.5x scale

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.