Home / 470,604,730.48-705,926,086.44-163,927,861.36

Finding the Fourth Proportional to 470,604,730.48, 705,926,086.44 and 163,927,861.36

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Solution

The fourth proportional to 470,604,730.48, 705,926,086.44 and 163,927,861.36 is: 245,898,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,604,730.48 : 705,926,086.44 = 163,927,861.36 : x
  2. Step 2: Convert to fraction form
    470,604,730.48/705,926,086.44 = 163,927,861.36/x
  3. Step 3: Cross multiply
    470,604,730.48x = 705,926,086.44 × 163,927,861.36
  4. Step 4: Simplify right side
    470,604,730.48x = 115,720,953,628,343,712
  5. Step 5: Solve for x
    x = 115,720,953,628,343,712/470,604,730.48
  6. Step 6: Final answer
    x = 245,898,407.16

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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.