Home / 1,056,610,441.04-1,458,256,929.52-638,925,715.52

Finding the Fourth Proportional to 1,056,610,441.04, 1,458,256,929.52 and 638,925,715.52

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Solution

The fourth proportional to 1,056,610,441.04, 1,458,256,929.52 and 638,925,715.52 is: 881,798,831.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,610,441.04 : 1,458,256,929.52 = 638,925,715.52 : x
  2. Step 2: Convert to fraction form
    1,056,610,441.04/1,458,256,929.52 = 638,925,715.52/x
  3. Step 3: Cross multiply
    1,056,610,441.04x = 1,458,256,929.52 × 638,925,715.52
  4. Step 4: Simplify right side
    1,056,610,441.04x = 931,717,852,105,564,160
  5. Step 5: Solve for x
    x = 931,717,852,105,564,160/1,056,610,441.04
  6. Step 6: Final answer
    x = 881,798,831.35

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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.