Home / 66,386,495.80-99,579,743.70-62,355,417.40

Finding the Fourth Proportional to 66,386,495.80, 99,579,743.70 and 62,355,417.40

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Solution

The fourth proportional to 66,386,495.80, 99,579,743.70 and 62,355,417.40 is: 93,533,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,386,495.80 : 99,579,743.70 = 62,355,417.40 : x
  2. Step 2: Convert to fraction form
    66,386,495.80/99,579,743.70 = 62,355,417.40/x
  3. Step 3: Cross multiply
    66,386,495.80x = 99,579,743.70 × 62,355,417.40
  4. Step 4: Simplify right side
    66,386,495.80x = 6,209,336,482,998,520
  5. Step 5: Solve for x
    x = 6,209,336,482,998,520/66,386,495.80
  6. Step 6: Final answer
    x = 93,533,126.10

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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.