Home / 55,362,045.80-83,043,068.70-52,590,679.40

Finding the Fourth Proportional to 55,362,045.80, 83,043,068.70 and 52,590,679.40

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Solution

The fourth proportional to 55,362,045.80, 83,043,068.70 and 52,590,679.40 is: 78,886,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,362,045.80 : 83,043,068.70 = 52,590,679.40 : x
  2. Step 2: Convert to fraction form
    55,362,045.80/83,043,068.70 = 52,590,679.40/x
  3. Step 3: Cross multiply
    55,362,045.80x = 83,043,068.70 × 52,590,679.40
  4. Step 4: Simplify right side
    55,362,045.80x = 4,367,291,402,393,875
  5. Step 5: Solve for x
    x = 4,367,291,402,393,875/55,362,045.80
  6. Step 6: Final answer
    x = 78,886,019.10

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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.