Home / 91,570,176,088.40-137,355,264,132.60-76,876,895,320.40

Finding the Fourth Proportional to 91,570,176,088.40, 137,355,264,132.60 and 76,876,895,320.40

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Solution

The fourth proportional to 91,570,176,088.40, 137,355,264,132.60 and 76,876,895,320.40 is: 115,315,342,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,570,176,088.40 : 137,355,264,132.60 = 76,876,895,320.40 : x
  2. Step 2: Convert to fraction form
    91,570,176,088.40/137,355,264,132.60 = 76,876,895,320.40/x
  3. Step 3: Cross multiply
    91,570,176,088.40x = 137,355,264,132.60 × 76,876,895,320.40
  4. Step 4: Simplify right side
    91,570,176,088.40x = 10,559,446,262,427,783,528,448
  5. Step 5: Solve for x
    x = 10,559,446,262,427,783,528,448/91,570,176,088.40
  6. Step 6: Final answer
    x = 115,315,342,980.60

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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.