Home / 70,775,337.98-97,619,655.59-47,242,009.56

Finding the Fourth Proportional to 70,775,337.98, 97,619,655.59 and 47,242,009.56

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Solution

The fourth proportional to 70,775,337.98, 97,619,655.59 and 47,242,009.56 is: 65,160,391.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,775,337.98 : 97,619,655.59 = 47,242,009.56 : x
  2. Step 2: Convert to fraction form
    70,775,337.98/97,619,655.59 = 47,242,009.56/x
  3. Step 3: Cross multiply
    70,775,337.98x = 97,619,655.59 × 47,242,009.56
  4. Step 4: Simplify right side
    70,775,337.98x = 4,611,748,702,626,688
  5. Step 5: Solve for x
    x = 4,611,748,702,626,688/70,775,337.98
  6. Step 6: Final answer
    x = 65,160,391.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.