Home / 117,634,756.95-162,338,050.26-65,423,813.40

Finding the Fourth Proportional to 117,634,756.95, 162,338,050.26 and 65,423,813.40

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Solution

The fourth proportional to 117,634,756.95, 162,338,050.26 and 65,423,813.40 is: 90,286,022.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,634,756.95 : 162,338,050.26 = 65,423,813.40 : x
  2. Step 2: Convert to fraction form
    117,634,756.95/162,338,050.26 = 65,423,813.40/x
  3. Step 3: Cross multiply
    117,634,756.95x = 162,338,050.26 × 65,423,813.40
  4. Step 4: Simplify right side
    117,634,756.95x = 10,620,774,307,930,060
  5. Step 5: Solve for x
    x = 10,620,774,307,930,060/117,634,756.95
  6. Step 6: Final answer
    x = 90,286,022.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.