Home / 470,511,602.20-705,767,403.30-163,701,746.20

Finding the Fourth Proportional to 470,511,602.20, 705,767,403.30 and 163,701,746.20

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Solution

The fourth proportional to 470,511,602.20, 705,767,403.30 and 163,701,746.20 is: 245,552,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,511,602.20 : 705,767,403.30 = 163,701,746.20 : x
  2. Step 2: Convert to fraction form
    470,511,602.20/705,767,403.30 = 163,701,746.20/x
  3. Step 3: Cross multiply
    470,511,602.20x = 705,767,403.30 × 163,701,746.20
  4. Step 4: Simplify right side
    470,511,602.20x = 115,535,356,331,249,632
  5. Step 5: Solve for x
    x = 115,535,356,331,249,632/470,511,602.20
  6. Step 6: Final answer
    x = 245,552,619.30

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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.