Home / 18,613,330,225.10-25,686,360,731.76-10,155,159,731.96

Finding the Fourth Proportional to 18,613,330,225.10, 25,686,360,731.76 and 10,155,159,731.96

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Solution

The fourth proportional to 18,613,330,225.10, 25,686,360,731.76 and 10,155,159,731.96 is: 14,014,101,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613,330,225.10 : 25,686,360,731.76 = 10,155,159,731.96 : x
  2. Step 2: Convert to fraction form
    18,613,330,225.10/25,686,360,731.76 = 10,155,159,731.96/x
  3. Step 3: Cross multiply
    18,613,330,225.10x = 25,686,360,731.76 × 10,155,159,731.96
  4. Step 4: Simplify right side
    18,613,330,225.10x = 260,849,096,163,767,713,792
  5. Step 5: Solve for x
    x = 260,849,096,163,767,713,792/18,613,330,225.10
  6. Step 6: Final answer
    x = 14,014,101,346.14

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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.