Home / 435,668,870.20-652,607,510.10-299,507,999.80

Finding the Fourth Proportional to 435,668,870.20, 652,607,510.10 and 299,507,999.80

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Solution

The fourth proportional to 435,668,870.20, 652,607,510.10 and 299,507,999.80 is: 448,646,170.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,668,870.20 : 652,607,510.10 = 299,507,999.80 : x
  2. Step 2: Convert to fraction form
    435,668,870.20/652,607,510.10 = 299,507,999.80/x
  3. Step 3: Cross multiply
    435,668,870.20x = 652,607,510.10 × 299,507,999.80
  4. Step 4: Simplify right side
    435,668,870.20x = 195,461,170,004,509,312
  5. Step 5: Solve for x
    x = 195,461,170,004,509,312/435,668,870.20
  6. Step 6: Final answer
    x = 448,646,170.00

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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.