Home / 242,835,762-364,172,075.41-79,034,995.45

Finding the Fourth Proportional to 242,835,762, 364,172,075.41 and 79,034,995.45

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Solution

The fourth proportional to 242,835,762, 364,172,075.41 and 79,034,995.45 is: 118,525,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,835,762 : 364,172,075.41 = 79,034,995.45 : x
  2. Step 2: Convert to fraction form
    242,835,762/364,172,075.41 = 79,034,995.45/x
  3. Step 3: Cross multiply
    242,835,762x = 364,172,075.41 × 79,034,995.45
  4. Step 4: Simplify right side
    242,835,762x = 28,782,338,323,046,412
  5. Step 5: Solve for x
    x = 28,782,338,323,046,412/242,835,762
  6. Step 6: Final answer
    x = 118,525,945.63

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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.