Home / 145,549,811,259.60-218,324,716,889.40-40,860,185,787.60

Finding the Fourth Proportional to 145,549,811,259.60, 218,324,716,889.40 and 40,860,185,787.60

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Solution

The fourth proportional to 145,549,811,259.60, 218,324,716,889.40 and 40,860,185,787.60 is: 61,290,278,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,549,811,259.60 : 218,324,716,889.40 = 40,860,185,787.60 : x
  2. Step 2: Convert to fraction form
    145,549,811,259.60/218,324,716,889.40 = 40,860,185,787.60/x
  3. Step 3: Cross multiply
    145,549,811,259.60x = 218,324,716,889.40 × 40,860,185,787.60
  4. Step 4: Simplify right side
    145,549,811,259.60x = 8,920,788,494,126,055,161,856
  5. Step 5: Solve for x
    x = 8,920,788,494,126,055,161,856/145,549,811,259.60
  6. Step 6: Final answer
    x = 61,290,278,681.40

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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.