Home / 774,144,003.60-1,161,216,005.40-433,697,590.80

Finding the Fourth Proportional to 774,144,003.60, 1,161,216,005.40 and 433,697,590.80

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Solution

The fourth proportional to 774,144,003.60, 1,161,216,005.40 and 433,697,590.80 is: 650,546,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,144,003.60 : 1,161,216,005.40 = 433,697,590.80 : x
  2. Step 2: Convert to fraction form
    774,144,003.60/1,161,216,005.40 = 433,697,590.80/x
  3. Step 3: Cross multiply
    774,144,003.60x = 1,161,216,005.40 × 433,697,590.80
  4. Step 4: Simplify right side
    774,144,003.60x = 503,616,583,940,379,840
  5. Step 5: Solve for x
    x = 503,616,583,940,379,840/774,144,003.60
  6. Step 6: Final answer
    x = 650,546,386.20

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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.