Home / 162,109,465,289.61-242,822,113,348.45-130,064,645,319.45

Finding the Fourth Proportional to 162,109,465,289.61, 242,822,113,348.45 and 130,064,645,319.45

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Solution

The fourth proportional to 162,109,465,289.61, 242,822,113,348.45 and 130,064,645,319.45 is: 194,822,504,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,109,465,289.61 : 242,822,113,348.45 = 130,064,645,319.45 : x
  2. Step 2: Convert to fraction form
    162,109,465,289.61/242,822,113,348.45 = 130,064,645,319.45/x
  3. Step 3: Cross multiply
    162,109,465,289.61x = 242,822,113,348.45 × 130,064,645,319.45
  4. Step 4: Simplify right side
    162,109,465,289.61x = 31,582,572,048,385,436,549,120
  5. Step 5: Solve for x
    x = 31,582,572,048,385,436,549,120/162,109,465,289.61
  6. Step 6: Final answer
    x = 194,822,504,608.00

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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.