Home / 71,488,087,675.85-98,658,041,347.37-39,373,443,444.17

Finding the Fourth Proportional to 71,488,087,675.85, 98,658,041,347.37 and 39,373,443,444.17

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Solution

The fourth proportional to 71,488,087,675.85, 98,658,041,347.37 and 39,373,443,444.17 is: 54,337,819,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,488,087,675.85 : 98,658,041,347.37 = 39,373,443,444.17 : x
  2. Step 2: Convert to fraction form
    71,488,087,675.85/98,658,041,347.37 = 39,373,443,444.17/x
  3. Step 3: Cross multiply
    71,488,087,675.85x = 98,658,041,347.37 × 39,373,443,444.17
  4. Step 4: Simplify right side
    71,488,087,675.85x = 3,884,506,811,303,495,467,008
  5. Step 5: Solve for x
    x = 3,884,506,811,303,495,467,008/71,488,087,675.85
  6. Step 6: Final answer
    x = 54,337,819,594.74

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1.5x scale

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.