Home / 992,249,639.08-1,488,598,688.52-328,262,101.16

Finding the Fourth Proportional to 992,249,639.08, 1,488,598,688.52 and 328,262,101.16

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Solution

The fourth proportional to 992,249,639.08, 1,488,598,688.52 and 328,262,101.16 is: 492,467,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,249,639.08 : 1,488,598,688.52 = 328,262,101.16 : x
  2. Step 2: Convert to fraction form
    992,249,639.08/1,488,598,688.52 = 328,262,101.16/x
  3. Step 3: Cross multiply
    992,249,639.08x = 1,488,598,688.52 × 328,262,101.16
  4. Step 4: Simplify right side
    992,249,639.08x = 488,650,533,277,595,584
  5. Step 5: Solve for x
    x = 488,650,533,277,595,584/992,249,639.08
  6. Step 6: Final answer
    x = 492,467,332.85

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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.