Home / 185,761,483.40-278,642,225.10-99,668,041.40

Finding the Fourth Proportional to 185,761,483.40, 278,642,225.10 and 99,668,041.40

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Solution

The fourth proportional to 185,761,483.40, 278,642,225.10 and 99,668,041.40 is: 149,502,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,761,483.40 : 278,642,225.10 = 99,668,041.40 : x
  2. Step 2: Convert to fraction form
    185,761,483.40/278,642,225.10 = 99,668,041.40/x
  3. Step 3: Cross multiply
    185,761,483.40x = 278,642,225.10 × 99,668,041.40
  4. Step 4: Simplify right side
    185,761,483.40x = 27,771,724,827,054,924
  5. Step 5: Solve for x
    x = 27,771,724,827,054,924/185,761,483.40
  6. Step 6: Final answer
    x = 149,502,062.10

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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.