Home / 202,128,289.60-302,767,281.60-168,116,065.60

Finding the Fourth Proportional to 202,128,289.60, 302,767,281.60 and 168,116,065.60

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Solution

The fourth proportional to 202,128,289.60, 302,767,281.60 and 168,116,065.60 is: 251,820,486.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,128,289.60 : 302,767,281.60 = 168,116,065.60 : x
  2. Step 2: Convert to fraction form
    202,128,289.60/302,767,281.60 = 168,116,065.60/x
  3. Step 3: Cross multiply
    202,128,289.60x = 302,767,281.60 × 168,116,065.60
  4. Step 4: Simplify right side
    202,128,289.60x = 50,900,044,174,999,272
  5. Step 5: Solve for x
    x = 50,900,044,174,999,272/202,128,289.60
  6. Step 6: Final answer
    x = 251,820,486.27

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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.