Home / 1,475,354,006.80-2,213,031,010.20-740,689,968.40

Finding the Fourth Proportional to 1,475,354,006.80, 2,213,031,010.20 and 740,689,968.40

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Solution

The fourth proportional to 1,475,354,006.80, 2,213,031,010.20 and 740,689,968.40 is: 1,111,034,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,354,006.80 : 2,213,031,010.20 = 740,689,968.40 : x
  2. Step 2: Convert to fraction form
    1,475,354,006.80/2,213,031,010.20 = 740,689,968.40/x
  3. Step 3: Cross multiply
    1,475,354,006.80x = 2,213,031,010.20 × 740,689,968.40
  4. Step 4: Simplify right side
    1,475,354,006.80x = 1,639,169,869,013,257,984
  5. Step 5: Solve for x
    x = 1,639,169,869,013,257,984/1,475,354,006.80
  6. Step 6: Final answer
    x = 1,111,034,952.60

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1.5x scale

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.