Home / 155,759,582.64-215,014,408.32-97,051,254.24

Finding the Fourth Proportional to 155,759,582.64, 215,014,408.32 and 97,051,254.24

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Solution

The fourth proportional to 155,759,582.64, 215,014,408.32 and 97,051,254.24 is: 133,971,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,759,582.64 : 215,014,408.32 = 97,051,254.24 : x
  2. Step 2: Convert to fraction form
    155,759,582.64/215,014,408.32 = 97,051,254.24/x
  3. Step 3: Cross multiply
    155,759,582.64x = 215,014,408.32 × 97,051,254.24
  4. Step 4: Simplify right side
    155,759,582.64x = 20,867,418,007,127,488
  5. Step 5: Solve for x
    x = 20,867,418,007,127,488/155,759,582.64
  6. Step 6: Final answer
    x = 133,971,969.19

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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.