Home / 115,477,776-173,216,886.96-28,038,924.42

Finding the Fourth Proportional to 115,477,776, 173,216,886.96 and 28,038,924.42

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Solution

The fourth proportional to 115,477,776, 173,216,886.96 and 28,038,924.42 is: 42,058,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,477,776 : 173,216,886.96 = 28,038,924.42 : x
  2. Step 2: Convert to fraction form
    115,477,776/173,216,886.96 = 28,038,924.42/x
  3. Step 3: Cross multiply
    115,477,776x = 173,216,886.96 × 28,038,924.42
  4. Step 4: Simplify right side
    115,477,776x = 4,856,815,201,739,124
  5. Step 5: Solve for x
    x = 4,856,815,201,739,124/115,477,776
  6. Step 6: Final answer
    x = 42,058,440.77

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1.5x scale

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.