Home / 745,599,248.78-1,118,671,590.46-346,947,946.16

Finding the Fourth Proportional to 745,599,248.78, 1,118,671,590.46 and 346,947,946.16

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Solution

The fourth proportional to 745,599,248.78, 1,118,671,590.46 and 346,947,946.16 is: 520,548,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,599,248.78 : 1,118,671,590.46 = 346,947,946.16 : x
  2. Step 2: Convert to fraction form
    745,599,248.78/1,118,671,590.46 = 346,947,946.16/x
  3. Step 3: Cross multiply
    745,599,248.78x = 1,118,671,590.46 × 346,947,946.16
  4. Step 4: Simplify right side
    745,599,248.78x = 388,120,810,737,637,696
  5. Step 5: Solve for x
    x = 388,120,810,737,637,696/745,599,248.78
  6. Step 6: Final answer
    x = 520,548,822.14

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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.