Home / 65,117,029.60-97,675,544.40-31,104,805.60

Finding the Fourth Proportional to 65,117,029.60, 97,675,544.40 and 31,104,805.60

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Solution

The fourth proportional to 65,117,029.60, 97,675,544.40 and 31,104,805.60 is: 46,657,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,117,029.60 : 97,675,544.40 = 31,104,805.60 : x
  2. Step 2: Convert to fraction form
    65,117,029.60/97,675,544.40 = 31,104,805.60/x
  3. Step 3: Cross multiply
    65,117,029.60x = 97,675,544.40 × 31,104,805.60
  4. Step 4: Simplify right side
    65,117,029.60x = 3,038,178,820,436,169
  5. Step 5: Solve for x
    x = 3,038,178,820,436,169/65,117,029.60
  6. Step 6: Final answer
    x = 46,657,208.40

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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.