Home / 113,178,045.60-169,767,068.40-61,521,980.40

Finding the Fourth Proportional to 113,178,045.60, 169,767,068.40 and 61,521,980.40

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Solution

The fourth proportional to 113,178,045.60, 169,767,068.40 and 61,521,980.40 is: 92,282,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,178,045.60 : 169,767,068.40 = 61,521,980.40 : x
  2. Step 2: Convert to fraction form
    113,178,045.60/169,767,068.40 = 61,521,980.40/x
  3. Step 3: Cross multiply
    113,178,045.60x = 169,767,068.40 × 61,521,980.40
  4. Step 4: Simplify right side
    113,178,045.60x = 10,444,406,254,670,260
  5. Step 5: Solve for x
    x = 10,444,406,254,670,260/113,178,045.60
  6. Step 6: Final answer
    x = 92,282,970.60

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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.