Home / 1,570,287,189.60-2,355,455,204.28-465,003,840.96

Finding the Fourth Proportional to 1,570,287,189.60, 2,355,455,204.28 and 465,003,840.96

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Solution

The fourth proportional to 1,570,287,189.60, 2,355,455,204.28 and 465,003,840.96 is: 697,512,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,287,189.60 : 2,355,455,204.28 = 465,003,840.96 : x
  2. Step 2: Convert to fraction form
    1,570,287,189.60/2,355,455,204.28 = 465,003,840.96/x
  3. Step 3: Cross multiply
    1,570,287,189.60x = 2,355,455,204.28 × 465,003,840.96
  4. Step 4: Simplify right side
    1,570,287,189.60x = 1,095,295,717,199,421,440
  5. Step 5: Solve for x
    x = 1,095,295,717,199,421,440/1,570,287,189.60
  6. Step 6: Final answer
    x = 697,512,992.82

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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.