Home / 98,997,681,233.72-148,507,148,662.20-42,343,428,154.52

Finding the Fourth Proportional to 98,997,681,233.72, 148,507,148,662.20 and 42,343,428,154.52

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Solution

The fourth proportional to 98,997,681,233.72, 148,507,148,662.20 and 42,343,428,154.52 is: 63,519,687,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,997,681,233.72 : 148,507,148,662.20 = 42,343,428,154.52 : x
  2. Step 2: Convert to fraction form
    98,997,681,233.72/148,507,148,662.20 = 42,343,428,154.52/x
  3. Step 3: Cross multiply
    98,997,681,233.72x = 148,507,148,662.20 × 42,343,428,154.52
  4. Step 4: Simplify right side
    98,997,681,233.72x = 6,288,301,779,810,486,583,296
  5. Step 5: Solve for x
    x = 6,288,301,779,810,486,583,296/98,997,681,233.72
  6. Step 6: Final answer
    x = 63,519,687,546.67

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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.