Home / 913,838,047.40-1,370,757,071.10-874,031,148.20

Finding the Fourth Proportional to 913,838,047.40, 1,370,757,071.10 and 874,031,148.20

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Solution

The fourth proportional to 913,838,047.40, 1,370,757,071.10 and 874,031,148.20 is: 1,311,046,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,838,047.40 : 1,370,757,071.10 = 874,031,148.20 : x
  2. Step 2: Convert to fraction form
    913,838,047.40/1,370,757,071.10 = 874,031,148.20/x
  3. Step 3: Cross multiply
    913,838,047.40x = 1,370,757,071.10 × 874,031,148.20
  4. Step 4: Simplify right side
    913,838,047.40x = 1,198,084,376,756,802,048
  5. Step 5: Solve for x
    x = 1,198,084,376,756,802,048/913,838,047.40
  6. Step 6: Final answer
    x = 1,311,046,722.30

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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.