Home / 130,650,075.36-196,003,454.94-39,771,302.40

Finding the Fourth Proportional to 130,650,075.36, 196,003,454.94 and 39,771,302.40

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Solution

The fourth proportional to 130,650,075.36, 196,003,454.94 and 39,771,302.40 is: 59,665,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,650,075.36 : 196,003,454.94 = 39,771,302.40 : x
  2. Step 2: Convert to fraction form
    130,650,075.36/196,003,454.94 = 39,771,302.40/x
  3. Step 3: Cross multiply
    130,650,075.36x = 196,003,454.94 × 39,771,302.40
  4. Step 4: Simplify right side
    130,650,075.36x = 7,795,312,677,863,513
  5. Step 5: Solve for x
    x = 7,795,312,677,863,513/130,650,075.36
  6. Step 6: Final answer
    x = 59,665,581.18

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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.