Home / 13,277,967,718.56-18,323,652,583.80-7,256,596,613.28

Finding the Fourth Proportional to 13,277,967,718.56, 18,323,652,583.80 and 7,256,596,613.28

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Solution

The fourth proportional to 13,277,967,718.56, 18,323,652,583.80 and 7,256,596,613.28 is: 10,014,134,549.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277,967,718.56 : 18,323,652,583.80 = 7,256,596,613.28 : x
  2. Step 2: Convert to fraction form
    13,277,967,718.56/18,323,652,583.80 = 7,256,596,613.28/x
  3. Step 3: Cross multiply
    13,277,967,718.56x = 18,323,652,583.80 × 7,256,596,613.28
  4. Step 4: Simplify right side
    13,277,967,718.56x = 132,967,355,282,522,390,528
  5. Step 5: Solve for x
    x = 132,967,355,282,522,390,528/13,277,967,718.56
  6. Step 6: Final answer
    x = 10,014,134,549.87

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1.5x scale

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.