Home / 1,043,136,001.40-1,564,704,002.10-525,366,375.80

Finding the Fourth Proportional to 1,043,136,001.40, 1,564,704,002.10 and 525,366,375.80

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Solution

The fourth proportional to 1,043,136,001.40, 1,564,704,002.10 and 525,366,375.80 is: 788,049,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,136,001.40 : 1,564,704,002.10 = 525,366,375.80 : x
  2. Step 2: Convert to fraction form
    1,043,136,001.40/1,564,704,002.10 = 525,366,375.80/x
  3. Step 3: Cross multiply
    1,043,136,001.40x = 1,564,704,002.10 × 525,366,375.80
  4. Step 4: Simplify right side
    1,043,136,001.40x = 822,042,870,783,032,576
  5. Step 5: Solve for x
    x = 822,042,870,783,032,576/1,043,136,001.40
  6. Step 6: Final answer
    x = 788,049,563.70

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Double scale
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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.