Home / 42,249,405,939.20-63,374,108,908.80-37,841,421,708.80

Finding the Fourth Proportional to 42,249,405,939.20, 63,374,108,908.80 and 37,841,421,708.80

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Solution

The fourth proportional to 42,249,405,939.20, 63,374,108,908.80 and 37,841,421,708.80 is: 56,762,132,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249,405,939.20 : 63,374,108,908.80 = 37,841,421,708.80 : x
  2. Step 2: Convert to fraction form
    42,249,405,939.20/63,374,108,908.80 = 37,841,421,708.80/x
  3. Step 3: Cross multiply
    42,249,405,939.20x = 63,374,108,908.80 × 37,841,421,708.80
  4. Step 4: Simplify right side
    42,249,405,939.20x = 2,398,166,380,637,320,118,272
  5. Step 5: Solve for x
    x = 2,398,166,380,637,320,118,272/42,249,405,939.20
  6. Step 6: Final answer
    x = 56,762,132,563.20

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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.