Home / 286,405,677,972.60-429,490,317,776.10-97,766,767,672.80

Finding the Fourth Proportional to 286,405,677,972.60, 429,490,317,776.10 and 97,766,767,672.80

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Solution

The fourth proportional to 286,405,677,972.60, 429,490,317,776.10 and 97,766,767,672.80 is: 146,609,803,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,405,677,972.60 : 429,490,317,776.10 = 97,766,767,672.80 : x
  2. Step 2: Convert to fraction form
    286,405,677,972.60/429,490,317,776.10 = 97,766,767,672.80/x
  3. Step 3: Cross multiply
    286,405,677,972.60x = 429,490,317,776.10 × 97,766,767,672.80
  4. Step 4: Simplify right side
    286,405,677,972.60x = 41,989,880,115,733,014,249,472
  5. Step 5: Solve for x
    x = 41,989,880,115,733,014,249,472/286,405,677,972.60
  6. Step 6: Final answer
    x = 146,609,803,314.55

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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.