Home / 157,464,521.60-236,196,782.40-55,238,892.80

Finding the Fourth Proportional to 157,464,521.60, 236,196,782.40 and 55,238,892.80

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Solution

The fourth proportional to 157,464,521.60, 236,196,782.40 and 55,238,892.80 is: 82,858,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,521.60 : 236,196,782.40 = 55,238,892.80 : x
  2. Step 2: Convert to fraction form
    157,464,521.60/236,196,782.40 = 55,238,892.80/x
  3. Step 3: Cross multiply
    157,464,521.60x = 236,196,782.40 × 55,238,892.80
  4. Step 4: Simplify right side
    157,464,521.60x = 13,047,248,742,698,526
  5. Step 5: Solve for x
    x = 13,047,248,742,698,526/157,464,521.60
  6. Step 6: Final answer
    x = 82,858,339.20

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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.