Home / 251,652,030.10-377,478,045.15-69,900,990.10

Finding the Fourth Proportional to 251,652,030.10, 377,478,045.15 and 69,900,990.10

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Solution

The fourth proportional to 251,652,030.10, 377,478,045.15 and 69,900,990.10 is: 104,851,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,652,030.10 : 377,478,045.15 = 69,900,990.10 : x
  2. Step 2: Convert to fraction form
    251,652,030.10/377,478,045.15 = 69,900,990.10/x
  3. Step 3: Cross multiply
    251,652,030.10x = 377,478,045.15 × 69,900,990.10
  4. Step 4: Simplify right side
    251,652,030.10x = 26,386,089,096,997,500
  5. Step 5: Solve for x
    x = 26,386,089,096,997,500/251,652,030.10
  6. Step 6: Final answer
    x = 104,851,485.15

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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.