Home / 19,196,249,638.60-28,794,374,457.90-9,898,157,902.60

Finding the Fourth Proportional to 19,196,249,638.60, 28,794,374,457.90 and 9,898,157,902.60

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Solution

The fourth proportional to 19,196,249,638.60, 28,794,374,457.90 and 9,898,157,902.60 is: 14,847,236,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196,249,638.60 : 28,794,374,457.90 = 9,898,157,902.60 : x
  2. Step 2: Convert to fraction form
    19,196,249,638.60/28,794,374,457.90 = 9,898,157,902.60/x
  3. Step 3: Cross multiply
    19,196,249,638.60x = 28,794,374,457.90 × 9,898,157,902.60
  4. Step 4: Simplify right side
    19,196,249,638.60x = 285,011,265,090,886,500,352
  5. Step 5: Solve for x
    x = 285,011,265,090,886,500,352/19,196,249,638.60
  6. Step 6: Final answer
    x = 14,847,236,853.90

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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.