Home / 286,269,655,959.40-429,404,483,939.10-97,828,330,109.80

Finding the Fourth Proportional to 286,269,655,959.40, 429,404,483,939.10 and 97,828,330,109.80

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Solution

The fourth proportional to 286,269,655,959.40, 429,404,483,939.10 and 97,828,330,109.80 is: 146,742,495,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,269,655,959.40 : 429,404,483,939.10 = 97,828,330,109.80 : x
  2. Step 2: Convert to fraction form
    286,269,655,959.40/429,404,483,939.10 = 97,828,330,109.80/x
  3. Step 3: Cross multiply
    286,269,655,959.40x = 429,404,483,939.10 × 97,828,330,109.80
  4. Step 4: Simplify right side
    286,269,655,959.40x = 42,007,923,605,422,588,559,360
  5. Step 5: Solve for x
    x = 42,007,923,605,422,588,559,360/286,269,655,959.40
  6. Step 6: Final answer
    x = 146,742,495,164.70

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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.