Home / 143,607,168,097.20-215,410,752,145.80-65,243,004,001.20

Finding the Fourth Proportional to 143,607,168,097.20, 215,410,752,145.80 and 65,243,004,001.20

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Solution

The fourth proportional to 143,607,168,097.20, 215,410,752,145.80 and 65,243,004,001.20 is: 97,864,506,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,607,168,097.20 : 215,410,752,145.80 = 65,243,004,001.20 : x
  2. Step 2: Convert to fraction form
    143,607,168,097.20/215,410,752,145.80 = 65,243,004,001.20/x
  3. Step 3: Cross multiply
    143,607,168,097.20x = 215,410,752,145.80 × 65,243,004,001.20
  4. Step 4: Simplify right side
    143,607,168,097.20x = 14,054,044,564,149,929,771,008
  5. Step 5: Solve for x
    x = 14,054,044,564,149,929,771,008/143,607,168,097.20
  6. Step 6: Final answer
    x = 97,864,506,001.80

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1.5x scale

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.