Home / 90,424,292,852.40-135,640,182,491.24-26,681,637,526.86

Finding the Fourth Proportional to 90,424,292,852.40, 135,640,182,491.24 and 26,681,637,526.86

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Solution

The fourth proportional to 90,424,292,852.40, 135,640,182,491.24 and 26,681,637,526.86 is: 40,023,560,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,424,292,852.40 : 135,640,182,491.24 = 26,681,637,526.86 : x
  2. Step 2: Convert to fraction form
    90,424,292,852.40/135,640,182,491.24 = 26,681,637,526.86/x
  3. Step 3: Cross multiply
    90,424,292,852.40x = 135,640,182,491.24 × 26,681,637,526.86
  4. Step 4: Simplify right side
    90,424,292,852.40x = 3,619,102,183,308,408,127,488
  5. Step 5: Solve for x
    x = 3,619,102,183,308,408,127,488/90,424,292,852.40
  6. Step 6: Final answer
    x = 40,023,560,805.90

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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.