Home / 9,238,366,221.81-12,749,196,069.03-5,224,636,700.70

Finding the Fourth Proportional to 9,238,366,221.81, 12,749,196,069.03 and 5,224,636,700.70

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Solution

The fourth proportional to 9,238,366,221.81, 12,749,196,069.03 and 5,224,636,700.70 is: 7,210,140,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238,366,221.81 : 12,749,196,069.03 = 5,224,636,700.70 : x
  2. Step 2: Convert to fraction form
    9,238,366,221.81/12,749,196,069.03 = 5,224,636,700.70/x
  3. Step 3: Cross multiply
    9,238,366,221.81x = 12,749,196,069.03 × 5,224,636,700.70
  4. Step 4: Simplify right side
    9,238,366,221.81x = 66,609,917,686,674,309,120
  5. Step 5: Solve for x
    x = 66,609,917,686,674,309,120/9,238,366,221.81
  6. Step 6: Final answer
    x = 7,210,140,417.41

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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.