Home / 1,190,801,094.48-1,643,306,875.20-662,153,730.48

Finding the Fourth Proportional to 1,190,801,094.48, 1,643,306,875.20 and 662,153,730.48

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Solution

The fourth proportional to 1,190,801,094.48, 1,643,306,875.20 and 662,153,730.48 is: 913,772,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,801,094.48 : 1,643,306,875.20 = 662,153,730.48 : x
  2. Step 2: Convert to fraction form
    1,190,801,094.48/1,643,306,875.20 = 662,153,730.48/x
  3. Step 3: Cross multiply
    1,190,801,094.48x = 1,643,306,875.20 × 662,153,730.48
  4. Step 4: Simplify right side
    1,190,801,094.48x = 1,088,121,777,737,111,808
  5. Step 5: Solve for x
    x = 1,088,121,777,737,111,808/1,190,801,094.48
  6. Step 6: Final answer
    x = 913,772,906.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.