Home / 255,242,967.06-382,872,325.77-99,790,569.66

Finding the Fourth Proportional to 255,242,967.06, 382,872,325.77 and 99,790,569.66

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Solution

The fourth proportional to 255,242,967.06, 382,872,325.77 and 99,790,569.66 is: 149,688,933.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,242,967.06 : 382,872,325.77 = 99,790,569.66 : x
  2. Step 2: Convert to fraction form
    255,242,967.06/382,872,325.77 = 99,790,569.66/x
  3. Step 3: Cross multiply
    255,242,967.06x = 382,872,325.77 × 99,790,569.66
  4. Step 4: Simplify right side
    255,242,967.06x = 38,207,047,495,637,392
  5. Step 5: Solve for x
    x = 38,207,047,495,637,392/255,242,967.06
  6. Step 6: Final answer
    x = 149,688,933.39

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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.