Home / 64,152,075.80-96,228,113.70-53,381,538.20

Finding the Fourth Proportional to 64,152,075.80, 96,228,113.70 and 53,381,538.20

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Solution

The fourth proportional to 64,152,075.80, 96,228,113.70 and 53,381,538.20 is: 80,072,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,075.80 : 96,228,113.70 = 53,381,538.20 : x
  2. Step 2: Convert to fraction form
    64,152,075.80/96,228,113.70 = 53,381,538.20/x
  3. Step 3: Cross multiply
    64,152,075.80x = 96,228,113.70 × 53,381,538.20
  4. Step 4: Simplify right side
    64,152,075.80x = 5,136,804,727,390,494
  5. Step 5: Solve for x
    x = 5,136,804,727,390,494/64,152,075.80
  6. Step 6: Final answer
    x = 80,072,307.30

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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.