Home / 10,637,014,712.20-15,955,522,068.30-9,779,906,667.40

Finding the Fourth Proportional to 10,637,014,712.20, 15,955,522,068.30 and 9,779,906,667.40

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Solution

The fourth proportional to 10,637,014,712.20, 15,955,522,068.30 and 9,779,906,667.40 is: 14,669,860,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,014,712.20 : 15,955,522,068.30 = 9,779,906,667.40 : x
  2. Step 2: Convert to fraction form
    10,637,014,712.20/15,955,522,068.30 = 9,779,906,667.40/x
  3. Step 3: Cross multiply
    10,637,014,712.20x = 15,955,522,068.30 × 9,779,906,667.40
  4. Step 4: Simplify right side
    10,637,014,712.20x = 156,043,516,657,614,979,072
  5. Step 5: Solve for x
    x = 156,043,516,657,614,979,072/10,637,014,712.20
  6. Step 6: Final answer
    x = 14,669,860,001.10

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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.