Home / 359,762,037.90-496,475,034.98-211,085,688.21

Finding the Fourth Proportional to 359,762,037.90, 496,475,034.98 and 211,085,688.21

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Solution

The fourth proportional to 359,762,037.90, 496,475,034.98 and 211,085,688.21 is: 291,300,257.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,762,037.90 : 496,475,034.98 = 211,085,688.21 : x
  2. Step 2: Convert to fraction form
    359,762,037.90/496,475,034.98 = 211,085,688.21/x
  3. Step 3: Cross multiply
    359,762,037.90x = 496,475,034.98 × 211,085,688.21
  4. Step 4: Simplify right side
    359,762,037.90x = 104,798,774,437,837,136
  5. Step 5: Solve for x
    x = 104,798,774,437,837,136/359,762,037.90
  6. Step 6: Final answer
    x = 291,300,257.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.