Home / 7,140,598,206.09-9,853,439,799.02-4,203,761,308.93

Finding the Fourth Proportional to 7,140,598,206.09, 9,853,439,799.02 and 4,203,761,308.93

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Solution

The fourth proportional to 7,140,598,206.09, 9,853,439,799.02 and 4,203,761,308.93 is: 5,800,845,782.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,598,206.09 : 9,853,439,799.02 = 4,203,761,308.93 : x
  2. Step 2: Convert to fraction form
    7,140,598,206.09/9,853,439,799.02 = 4,203,761,308.93/x
  3. Step 3: Cross multiply
    7,140,598,206.09x = 9,853,439,799.02 × 4,203,761,308.93
  4. Step 4: Simplify right side
    7,140,598,206.09x = 41,421,508,986,951,057,408
  5. Step 5: Solve for x
    x = 41,421,508,986,951,057,408/7,140,598,206.09
  6. Step 6: Final answer
    x = 5,800,845,782.31

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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.