Home / 88,537,128.40-132,805,692.60-70,042,981.60

Finding the Fourth Proportional to 88,537,128.40, 132,805,692.60 and 70,042,981.60

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Solution

The fourth proportional to 88,537,128.40, 132,805,692.60 and 70,042,981.60 is: 105,064,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,537,128.40 : 132,805,692.60 = 70,042,981.60 : x
  2. Step 2: Convert to fraction form
    88,537,128.40/132,805,692.60 = 70,042,981.60/x
  3. Step 3: Cross multiply
    88,537,128.40x = 132,805,692.60 × 70,042,981.60
  4. Step 4: Simplify right side
    88,537,128.40x = 9,302,106,683,157,054
  5. Step 5: Solve for x
    x = 9,302,106,683,157,054/88,537,128.40
  6. Step 6: Final answer
    x = 105,064,472.40

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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.