Home / 286,269,655,990.40-429,404,483,985.60-97,828,330,140.80

Finding the Fourth Proportional to 286,269,655,990.40, 429,404,483,985.60 and 97,828,330,140.80

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Solution

The fourth proportional to 286,269,655,990.40, 429,404,483,985.60 and 97,828,330,140.80 is: 146,742,495,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,269,655,990.40 : 429,404,483,985.60 = 97,828,330,140.80 : x
  2. Step 2: Convert to fraction form
    286,269,655,990.40/429,404,483,985.60 = 97,828,330,140.80/x
  3. Step 3: Cross multiply
    286,269,655,990.40x = 429,404,483,985.60 × 97,828,330,140.80
  4. Step 4: Simplify right side
    286,269,655,990.40x = 42,007,923,623,283,142,950,912
  5. Step 5: Solve for x
    x = 42,007,923,623,283,142,950,912/286,269,655,990.40
  6. Step 6: Final answer
    x = 146,742,495,211.20

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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.