Home / 1,099,009,492.80-1,648,514,239.20-1,091,356,742.40

Finding the Fourth Proportional to 1,099,009,492.80, 1,648,514,239.20 and 1,091,356,742.40

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Solution

The fourth proportional to 1,099,009,492.80, 1,648,514,239.20 and 1,091,356,742.40 is: 1,637,035,113.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,009,492.80 : 1,648,514,239.20 = 1,091,356,742.40 : x
  2. Step 2: Convert to fraction form
    1,099,009,492.80/1,648,514,239.20 = 1,091,356,742.40/x
  3. Step 3: Cross multiply
    1,099,009,492.80x = 1,648,514,239.20 × 1,091,356,742.40
  4. Step 4: Simplify right side
    1,099,009,492.80x = 1,799,117,129,893,326,592
  5. Step 5: Solve for x
    x = 1,799,117,129,893,326,592/1,099,009,492.80
  6. Step 6: Final answer
    x = 1,637,035,113.60

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Double scale
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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.