Home / 1,536,514,832.48-2,120,390,572.64-841,153,808.48

Finding the Fourth Proportional to 1,536,514,832.48, 2,120,390,572.64 and 841,153,808.48

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Solution

The fourth proportional to 1,536,514,832.48, 2,120,390,572.64 and 841,153,808.48 is: 1,160,792,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,514,832.48 : 2,120,390,572.64 = 841,153,808.48 : x
  2. Step 2: Convert to fraction form
    1,536,514,832.48/2,120,390,572.64 = 841,153,808.48/x
  3. Step 3: Cross multiply
    1,536,514,832.48x = 2,120,390,572.64 × 841,153,808.48
  4. Step 4: Simplify right side
    1,536,514,832.48x = 1,783,574,605,641,224,192
  5. Step 5: Solve for x
    x = 1,783,574,605,641,224,192/1,536,514,832.48
  6. Step 6: Final answer
    x = 1,160,792,312.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.