Home / 70,365,354.80-97,104,124.46-39,425,745.38

Finding the Fourth Proportional to 70,365,354.80, 97,104,124.46 and 39,425,745.38

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Solution

The fourth proportional to 70,365,354.80, 97,104,124.46 and 39,425,745.38 is: 54,407,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,365,354.80 : 97,104,124.46 = 39,425,745.38 : x
  2. Step 2: Convert to fraction form
    70,365,354.80/97,104,124.46 = 39,425,745.38/x
  3. Step 3: Cross multiply
    70,365,354.80x = 97,104,124.46 × 39,425,745.38
  4. Step 4: Simplify right side
    70,365,354.80x = 3,828,402,486,307,790
  5. Step 5: Solve for x
    x = 3,828,402,486,307,790/70,365,354.80
  6. Step 6: Final answer
    x = 54,407,492.11

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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.