Home / 992,712,323.72-1,369,898,816.28-569,022,241.16

Finding the Fourth Proportional to 992,712,323.72, 1,369,898,816.28 and 569,022,241.16

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Solution

The fourth proportional to 992,712,323.72, 1,369,898,816.28 and 569,022,241.16 is: 785,225,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,712,323.72 : 1,369,898,816.28 = 569,022,241.16 : x
  2. Step 2: Convert to fraction form
    992,712,323.72/1,369,898,816.28 = 569,022,241.16/x
  3. Step 3: Cross multiply
    992,712,323.72x = 1,369,898,816.28 × 569,022,241.16
  4. Step 4: Simplify right side
    992,712,323.72x = 779,502,894,602,076,672
  5. Step 5: Solve for x
    x = 779,502,894,602,076,672/992,712,323.72
  6. Step 6: Final answer
    x = 785,225,362.85

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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.