Home / 607,075,624.80-837,764,564.40-328,616,287.20

Finding the Fourth Proportional to 607,075,624.80, 837,764,564.40 and 328,616,287.20

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Solution

The fourth proportional to 607,075,624.80, 837,764,564.40 and 328,616,287.20 is: 453,490,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,075,624.80 : 837,764,564.40 = 328,616,287.20 : x
  2. Step 2: Convert to fraction form
    607,075,624.80/837,764,564.40 = 328,616,287.20/x
  3. Step 3: Cross multiply
    607,075,624.80x = 837,764,564.40 × 328,616,287.20
  4. Step 4: Simplify right side
    607,075,624.80x = 275,303,080,700,853,280
  5. Step 5: Solve for x
    x = 275,303,080,700,853,280/607,075,624.80
  6. Step 6: Final answer
    x = 453,490,585.78

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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.