Home / 390,097,363.19-585,056,503.14-232,574,949.77

Finding the Fourth Proportional to 390,097,363.19, 585,056,503.14 and 232,574,949.77

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Solution

The fourth proportional to 390,097,363.19, 585,056,503.14 and 232,574,949.77 is: 348,809,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,097,363.19 : 585,056,503.14 = 232,574,949.77 : x
  2. Step 2: Convert to fraction form
    390,097,363.19/585,056,503.14 = 232,574,949.77/x
  3. Step 3: Cross multiply
    390,097,363.19x = 585,056,503.14 × 232,574,949.77
  4. Step 4: Simplify right side
    390,097,363.19x = 136,069,486,830,397,344
  5. Step 5: Solve for x
    x = 136,069,486,830,397,344/390,097,363.19
  6. Step 6: Final answer
    x = 348,809,040.18

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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.