Home / 406,884,315,412.32-610,418,421,353.61-134,607,925,678.74

Finding the Fourth Proportional to 406,884,315,412.32, 610,418,421,353.61 and 134,607,925,678.74

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Solution

The fourth proportional to 406,884,315,412.32, 610,418,421,353.61 and 134,607,925,678.74 is: 201,942,307,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,884,315,412.32 : 610,418,421,353.61 = 134,607,925,678.74 : x
  2. Step 2: Convert to fraction form
    406,884,315,412.32/610,418,421,353.61 = 134,607,925,678.74/x
  3. Step 3: Cross multiply
    406,884,315,412.32x = 610,418,421,353.61 × 134,607,925,678.74
  4. Step 4: Simplify right side
    406,884,315,412.32x = 82,167,157,494,500,535,828,480
  5. Step 5: Solve for x
    x = 82,167,157,494,500,535,828,480/406,884,315,412.32
  6. Step 6: Final answer
    x = 201,942,307,388.37

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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.