Home / 790,278,518.40-1,090,583,503.44-433,055,005.50

Finding the Fourth Proportional to 790,278,518.40, 1,090,583,503.44 and 433,055,005.50

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Solution

The fourth proportional to 790,278,518.40, 1,090,583,503.44 and 433,055,005.50 is: 597,615,440.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,278,518.40 : 1,090,583,503.44 = 433,055,005.50 : x
  2. Step 2: Convert to fraction form
    790,278,518.40/1,090,583,503.44 = 433,055,005.50/x
  3. Step 3: Cross multiply
    790,278,518.40x = 1,090,583,503.44 × 433,055,005.50
  4. Step 4: Simplify right side
    790,278,518.40x = 472,282,645,080,418,496
  5. Step 5: Solve for x
    x = 472,282,645,080,418,496/790,278,518.40
  6. Step 6: Final answer
    x = 597,615,440.74

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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.