Home / 65,296,025.80-97,860,057.90-39,709,875.40

Finding the Fourth Proportional to 65,296,025.80, 97,860,057.90 and 39,709,875.40

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Solution

The fourth proportional to 65,296,025.80, 97,860,057.90 and 39,709,875.40 is: 59,513,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,296,025.80 : 97,860,057.90 = 39,709,875.40 : x
  2. Step 2: Convert to fraction form
    65,296,025.80/97,860,057.90 = 39,709,875.40/x
  3. Step 3: Cross multiply
    65,296,025.80x = 97,860,057.90 × 39,709,875.40
  4. Step 4: Simplify right side
    65,296,025.80x = 3,886,010,705,845,786
  5. Step 5: Solve for x
    x = 3,886,010,705,845,786/65,296,025.80
  6. Step 6: Final answer
    x = 59,513,740.05

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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.