Finding the Fourth Proportional to 112,486,545.14, 155,231,660.17 and 62,927,746.46
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Solution
The fourth proportional to 112,486,545.14, 155,231,660.17 and 62,927,746.46 is: 86,840,417.59
Step by Step Solution
- Step 1: Write the proportion equation
112,486,545.14 : 155,231,660.17 = 62,927,746.46 : x - Step 2: Convert to fraction form
112,486,545.14/155,231,660.17 = 62,927,746.46/x - Step 3: Cross multiply
112,486,545.14x = 155,231,660.17 × 62,927,746.46 - Step 4: Simplify right side
112,486,545.14x = 9,768,378,553,742,640 - Step 5: Solve for x
x = 9,768,378,553,742,640/112,486,545.14 - Step 6: Final answer
x = 86,840,417.59
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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.