Home / 1,123,775,355,331.40-1,550,811,138,095-609,941,255,733.95

Finding the Fourth Proportional to 1,123,775,355,331.40, 1,550,811,138,095 and 609,941,255,733.95

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Solution

The fourth proportional to 1,123,775,355,331.40, 1,550,811,138,095 and 609,941,255,733.95 is: 841,719,555,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,775,355,331.40 : 1,550,811,138,095 = 609,941,255,733.95 : x
  2. Step 2: Convert to fraction form
    1,123,775,355,331.40/1,550,811,138,095 = 609,941,255,733.95/x
  3. Step 3: Cross multiply
    1,123,775,355,331.40x = 1,550,811,138,095 × 609,941,255,733.95
  4. Step 4: Simplify right side
    1,123,775,355,331.40x = 945,903,692,975,860,342,587,392
  5. Step 5: Solve for x
    x = 945,903,692,975,860,342,587,392/1,123,775,355,331.40
  6. Step 6: Final answer
    x = 841,719,555,859.91

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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.