Home / 930,242,577.47-1,283,331,386.57-553,688,023.01

Finding the Fourth Proportional to 930,242,577.47, 1,283,331,386.57 and 553,688,023.01

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Solution

The fourth proportional to 930,242,577.47, 1,283,331,386.57 and 553,688,023.01 is: 763,849,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,242,577.47 : 1,283,331,386.57 = 553,688,023.01 : x
  2. Step 2: Convert to fraction form
    930,242,577.47/1,283,331,386.57 = 553,688,023.01/x
  3. Step 3: Cross multiply
    930,242,577.47x = 1,283,331,386.57 × 553,688,023.01
  4. Step 4: Simplify right side
    930,242,577.47x = 710,565,218,287,440,256
  5. Step 5: Solve for x
    x = 710,565,218,287,440,256/930,242,577.47
  6. Step 6: Final answer
    x = 763,849,382.41

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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.