Home / 1,686,159,874.16-2,327,144,140.10-971,558,616.51

Finding the Fourth Proportional to 1,686,159,874.16, 2,327,144,140.10 and 971,558,616.51

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Solution

The fourth proportional to 1,686,159,874.16, 2,327,144,140.10 and 971,558,616.51 is: 1,340,891,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,159,874.16 : 2,327,144,140.10 = 971,558,616.51 : x
  2. Step 2: Convert to fraction form
    1,686,159,874.16/2,327,144,140.10 = 971,558,616.51/x
  3. Step 3: Cross multiply
    1,686,159,874.16x = 2,327,144,140.10 × 971,558,616.51
  4. Step 4: Simplify right side
    1,686,159,874.16x = 2,260,956,941,174,909,440
  5. Step 5: Solve for x
    x = 2,260,956,941,174,909,440/1,686,159,874.16
  6. Step 6: Final answer
    x = 1,340,891,202.44

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Double scale
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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.