Home / 345,320,547.60-517,052,627.10-263,047,502.10

Finding the Fourth Proportional to 345,320,547.60, 517,052,627.10 and 263,047,502.10

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Solution

The fourth proportional to 345,320,547.60, 517,052,627.10 and 263,047,502.10 is: 393,864,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,320,547.60 : 517,052,627.10 = 263,047,502.10 : x
  2. Step 2: Convert to fraction form
    345,320,547.60/517,052,627.10 = 263,047,502.10/x
  3. Step 3: Cross multiply
    345,320,547.60x = 517,052,627.10 × 263,047,502.10
  4. Step 4: Simplify right side
    345,320,547.60x = 136,009,402,012,897,776
  5. Step 5: Solve for x
    x = 136,009,402,012,897,776/345,320,547.60
  6. Step 6: Final answer
    x = 393,864,202.28

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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.