Home / 92,880,368.25-128,069,602.50-59,345,542.74

Finding the Fourth Proportional to 92,880,368.25, 128,069,602.50 and 59,345,542.74

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Solution

The fourth proportional to 92,880,368.25, 128,069,602.50 and 59,345,542.74 is: 81,829,564.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,880,368.25 : 128,069,602.50 = 59,345,542.74 : x
  2. Step 2: Convert to fraction form
    92,880,368.25/128,069,602.50 = 59,345,542.74/x
  3. Step 3: Cross multiply
    92,880,368.25x = 128,069,602.50 × 59,345,542.74
  4. Step 4: Simplify right side
    92,880,368.25x = 7,600,360,068,858,561
  5. Step 5: Solve for x
    x = 7,600,360,068,858,561/92,880,368.25
  6. Step 6: Final answer
    x = 81,829,564.33

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1.5x scale

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.