Home / 816,710,547,599.45-1,127,159,386,300.70-464,829,034,421.64

Finding the Fourth Proportional to 816,710,547,599.45, 1,127,159,386,300.70 and 464,829,034,421.64

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Solution

The fourth proportional to 816,710,547,599.45, 1,127,159,386,300.70 and 464,829,034,421.64 is: 641,520,316,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,710,547,599.45 : 1,127,159,386,300.70 = 464,829,034,421.64 : x
  2. Step 2: Convert to fraction form
    816,710,547,599.45/1,127,159,386,300.70 = 464,829,034,421.64/x
  3. Step 3: Cross multiply
    816,710,547,599.45x = 1,127,159,386,300.70 × 464,829,034,421.64
  4. Step 4: Simplify right side
    816,710,547,599.45x = 523,936,409,173,442,663,809,024
  5. Step 5: Solve for x
    x = 523,936,409,173,442,663,809,024/816,710,547,599.45
  6. Step 6: Final answer
    x = 641,520,316,730.87

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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.