Home / 145,575,936,029.60-218,363,904,044.40-119,128,030,647.20

Finding the Fourth Proportional to 145,575,936,029.60, 218,363,904,044.40 and 119,128,030,647.20

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Solution

The fourth proportional to 145,575,936,029.60, 218,363,904,044.40 and 119,128,030,647.20 is: 178,692,045,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,575,936,029.60 : 218,363,904,044.40 = 119,128,030,647.20 : x
  2. Step 2: Convert to fraction form
    145,575,936,029.60/218,363,904,044.40 = 119,128,030,647.20/x
  3. Step 3: Cross multiply
    145,575,936,029.60x = 218,363,904,044.40 × 119,128,030,647.20
  4. Step 4: Simplify right side
    145,575,936,029.60x = 26,013,261,853,243,522,154,496
  5. Step 5: Solve for x
    x = 26,013,261,853,243,522,154,496/145,575,936,029.60
  6. Step 6: Final answer
    x = 178,692,045,970.80

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1.5x scale

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.