Home / 1,048,984,970.20-1,574,429,237.70-531,775,216.60

Finding the Fourth Proportional to 1,048,984,970.20, 1,574,429,237.70 and 531,775,216.60

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Solution

The fourth proportional to 1,048,984,970.20, 1,574,429,237.70 and 531,775,216.60 is: 798,145,323.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,984,970.20 : 1,574,429,237.70 = 531,775,216.60 : x
  2. Step 2: Convert to fraction form
    1,048,984,970.20/1,574,429,237.70 = 531,775,216.60/x
  3. Step 3: Cross multiply
    1,048,984,970.20x = 1,574,429,237.70 × 531,775,216.60
  4. Step 4: Simplify right side
    1,048,984,970.20x = 837,242,448,899,290,496
  5. Step 5: Solve for x
    x = 837,242,448,899,290,496/1,048,984,970.20
  6. Step 6: Final answer
    x = 798,145,323.99

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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.