Home / 152,064,009.60-228,096,014.40-136,669,603.20

Finding the Fourth Proportional to 152,064,009.60, 228,096,014.40 and 136,669,603.20

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Solution

The fourth proportional to 152,064,009.60, 228,096,014.40 and 136,669,603.20 is: 205,004,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,009.60 : 228,096,014.40 = 136,669,603.20 : x
  2. Step 2: Convert to fraction form
    152,064,009.60/228,096,014.40 = 136,669,603.20/x
  3. Step 3: Cross multiply
    152,064,009.60x = 228,096,014.40 × 136,669,603.20
  4. Step 4: Simplify right side
    152,064,009.60x = 31,173,791,779,549,484
  5. Step 5: Solve for x
    x = 31,173,791,779,549,484/152,064,009.60
  6. Step 6: Final answer
    x = 205,004,404.80

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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.