Home / 1,306,658,585.34-1,802,802,017.16-777,598,441.02

Finding the Fourth Proportional to 1,306,658,585.34, 1,802,802,017.16 and 777,598,441.02

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Solution

The fourth proportional to 1,306,658,585.34, 1,802,802,017.16 and 777,598,441.02 is: 1,072,855,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,658,585.34 : 1,802,802,017.16 = 777,598,441.02 : x
  2. Step 2: Convert to fraction form
    1,306,658,585.34/1,802,802,017.16 = 777,598,441.02/x
  3. Step 3: Cross multiply
    1,306,658,585.34x = 1,802,802,017.16 × 777,598,441.02
  4. Step 4: Simplify right side
    1,306,658,585.34x = 1,401,856,038,011,327,232
  5. Step 5: Solve for x
    x = 1,401,856,038,011,327,232/1,306,658,585.34
  6. Step 6: Final answer
    x = 1,072,855,643.96

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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.